Home / 952,428.64-1,314,309.36-522,709.60

Finding the Fourth Proportional to 952,428.64, 1,314,309.36 and 522,709.60

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Solution

The fourth proportional to 952,428.64, 1,314,309.36 and 522,709.60 is: 721,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,428.64 : 1,314,309.36 = 522,709.60 : x
  2. Step 2: Convert to fraction form
    952,428.64/1,314,309.36 = 522,709.60/x
  3. Step 3: Cross multiply
    952,428.64x = 1,314,309.36 × 522,709.60
  4. Step 4: Simplify right side
    952,428.64x = 687,002,119,841.86
  5. Step 5: Solve for x
    x = 687,002,119,841.86/952,428.64
  6. Step 6: Final answer
    x = 721,316.11

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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.