Home / 402,233.02-603,349.15-102,713.65

Finding the Fourth Proportional to 402,233.02, 603,349.15 and 102,713.65

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Solution

The fourth proportional to 402,233.02, 603,349.15 and 102,713.65 is: 154,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,233.02 : 603,349.15 = 102,713.65 : x
  2. Step 2: Convert to fraction form
    402,233.02/603,349.15 = 102,713.65/x
  3. Step 3: Cross multiply
    402,233.02x = 603,349.15 × 102,713.65
  4. Step 4: Simplify right side
    402,233.02x = 61,972,193,420.90
  5. Step 5: Solve for x
    x = 61,972,193,420.90/402,233.02
  6. Step 6: Final answer
    x = 154,070.38

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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.