Home / 492,428.16-739,167.12-474,582.24

Finding the Fourth Proportional to 492,428.16, 739,167.12 and 474,582.24

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Solution

The fourth proportional to 492,428.16, 739,167.12 and 474,582.24 is: 712,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,428.16 : 739,167.12 = 474,582.24 : x
  2. Step 2: Convert to fraction form
    492,428.16/739,167.12 = 474,582.24/x
  3. Step 3: Cross multiply
    492,428.16x = 739,167.12 × 474,582.24
  4. Step 4: Simplify right side
    492,428.16x = 350,795,587,543.95
  5. Step 5: Solve for x
    x = 350,795,587,543.95/492,428.16
  6. Step 6: Final answer
    x = 712,379.22

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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.