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Finding the Fourth Proportional to 374,164.60, 561,246.90 and 333,729.40

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Solution

The fourth proportional to 374,164.60, 561,246.90 and 333,729.40 is: 500,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,164.60 : 561,246.90 = 333,729.40 : x
  2. Step 2: Convert to fraction form
    374,164.60/561,246.90 = 333,729.40/x
  3. Step 3: Cross multiply
    374,164.60x = 561,246.90 × 333,729.40
  4. Step 4: Simplify right side
    374,164.60x = 187,304,591,188.86
  5. Step 5: Solve for x
    x = 187,304,591,188.86/374,164.60
  6. Step 6: Final answer
    x = 500,594.10

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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.