Home / 498,013.04-747,026.25-156,445.32

Finding the Fourth Proportional to 498,013.04, 747,026.25 and 156,445.32

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Solution

The fourth proportional to 498,013.04, 747,026.25 and 156,445.32 is: 234,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,013.04 : 747,026.25 = 156,445.32 : x
  2. Step 2: Convert to fraction form
    498,013.04/747,026.25 = 156,445.32/x
  3. Step 3: Cross multiply
    498,013.04x = 747,026.25 × 156,445.32
  4. Step 4: Simplify right side
    498,013.04x = 116,868,762,944.33
  5. Step 5: Solve for x
    x = 116,868,762,944.33/498,013.04
  6. Step 6: Final answer
    x = 234,670.08

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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.