Home / 924,134.40-1,385,164.80-474,681.60

Finding the Fourth Proportional to 924,134.40, 1,385,164.80 and 474,681.60

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Solution

The fourth proportional to 924,134.40, 1,385,164.80 and 474,681.60 is: 711,489.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,134.40 : 1,385,164.80 = 474,681.60 : x
  2. Step 2: Convert to fraction form
    924,134.40/1,385,164.80 = 474,681.60/x
  3. Step 3: Cross multiply
    924,134.40x = 1,385,164.80 × 474,681.60
  4. Step 4: Simplify right side
    924,134.40x = 657,512,243,527.68
  5. Step 5: Solve for x
    x = 657,512,243,527.68/924,134.40
  6. Step 6: Final answer
    x = 711,489.85

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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.