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Finding the Fourth Proportional to 669,630.54, 924,096.86 and 363,712.90

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Solution

The fourth proportional to 669,630.54, 924,096.86 and 363,712.90 is: 501,927.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,630.54 : 924,096.86 = 363,712.90 : x
  2. Step 2: Convert to fraction form
    669,630.54/924,096.86 = 363,712.90/x
  3. Step 3: Cross multiply
    669,630.54x = 924,096.86 × 363,712.90
  4. Step 4: Simplify right side
    669,630.54x = 336,105,948,831.49
  5. Step 5: Solve for x
    x = 336,105,948,831.49/669,630.54
  6. Step 6: Final answer
    x = 501,927.45

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1.5x scale

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.