Home / 751,057.10-1,036,459.23-411,525.26

Finding the Fourth Proportional to 751,057.10, 1,036,459.23 and 411,525.26

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Solution

The fourth proportional to 751,057.10, 1,036,459.23 and 411,525.26 is: 567,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,057.10 : 1,036,459.23 = 411,525.26 : x
  2. Step 2: Convert to fraction form
    751,057.10/1,036,459.23 = 411,525.26/x
  3. Step 3: Cross multiply
    751,057.10x = 1,036,459.23 × 411,525.26
  4. Step 4: Simplify right side
    751,057.10x = 426,529,154,105.15
  5. Step 5: Solve for x
    x = 426,529,154,105.15/751,057.10
  6. Step 6: Final answer
    x = 567,905.10

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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.