Home / 615,501.06-924,875.24-331,401.66

Finding the Fourth Proportional to 615,501.06, 924,875.24 and 331,401.66

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Solution

The fourth proportional to 615,501.06, 924,875.24 and 331,401.66 is: 497,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,501.06 : 924,875.24 = 331,401.66 : x
  2. Step 2: Convert to fraction form
    615,501.06/924,875.24 = 331,401.66/x
  3. Step 3: Cross multiply
    615,501.06x = 924,875.24 × 331,401.66
  4. Step 4: Simplify right side
    615,501.06x = 306,505,188,171.89
  5. Step 5: Solve for x
    x = 306,505,188,171.89/615,501.06
  6. Step 6: Final answer
    x = 497,976.70

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1.5x scale

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.