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Finding the Fourth Proportional to 601,507.68, 902,698.56 and 484,591.20

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Solution

The fourth proportional to 601,507.68, 902,698.56 and 484,591.20 is: 727,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,507.68 : 902,698.56 = 484,591.20 : x
  2. Step 2: Convert to fraction form
    601,507.68/902,698.56 = 484,591.20/x
  3. Step 3: Cross multiply
    601,507.68x = 902,698.56 × 484,591.20
  4. Step 4: Simplify right side
    601,507.68x = 437,439,778,428.67
  5. Step 5: Solve for x
    x = 437,439,778,428.67/601,507.68
  6. Step 6: Final answer
    x = 727,238.89

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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.