Home / 1,090,188.48-1,635,158.10-291,532.28

Finding the Fourth Proportional to 1,090,188.48, 1,635,158.10 and 291,532.28

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Solution

The fourth proportional to 1,090,188.48, 1,635,158.10 and 291,532.28 is: 437,265.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,188.48 : 1,635,158.10 = 291,532.28 : x
  2. Step 2: Convert to fraction form
    1,090,188.48/1,635,158.10 = 291,532.28/x
  3. Step 3: Cross multiply
    1,090,188.48x = 1,635,158.10 × 291,532.28
  4. Step 4: Simplify right side
    1,090,188.48x = 476,701,369,053.47
  5. Step 5: Solve for x
    x = 476,701,369,053.47/1,090,188.48
  6. Step 6: Final answer
    x = 437,265.09

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.