Home / 750,822.04-1,036,136.10-411,291.64

Finding the Fourth Proportional to 750,822.04, 1,036,136.10 and 411,291.64

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Solution

The fourth proportional to 750,822.04, 1,036,136.10 and 411,291.64 is: 567,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,822.04 : 1,036,136.10 = 411,291.64 : x
  2. Step 2: Convert to fraction form
    750,822.04/1,036,136.10 = 411,291.64/x
  3. Step 3: Cross multiply
    750,822.04x = 1,036,136.10 × 411,291.64
  4. Step 4: Simplify right side
    750,822.04x = 426,154,115,832.20
  5. Step 5: Solve for x
    x = 426,154,115,832.20/750,822.04
  6. Step 6: Final answer
    x = 567,583.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.