Home / 952,428.16-1,314,347.04-522,715.36

Finding the Fourth Proportional to 952,428.16, 1,314,347.04 and 522,715.36

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Solution

The fourth proportional to 952,428.16, 1,314,347.04 and 522,715.36 is: 721,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,428.16 : 1,314,347.04 = 522,715.36 : x
  2. Step 2: Convert to fraction form
    952,428.16/1,314,347.04 = 522,715.36/x
  3. Step 3: Cross multiply
    952,428.16x = 1,314,347.04 × 522,715.36
  4. Step 4: Simplify right side
    952,428.16x = 687,029,386,178.53
  5. Step 5: Solve for x
    x = 687,029,386,178.53/952,428.16
  6. Step 6: Final answer
    x = 721,345.10

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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.