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Finding the Fourth Proportional to 475,772.56, 656,567.04 and 260,914.12

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Solution

The fourth proportional to 475,772.56, 656,567.04 and 260,914.12 is: 360,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,772.56 : 656,567.04 = 260,914.12 : x
  2. Step 2: Convert to fraction form
    475,772.56/656,567.04 = 260,914.12/x
  3. Step 3: Cross multiply
    475,772.56x = 656,567.04 × 260,914.12
  4. Step 4: Simplify right side
    475,772.56x = 171,307,611,462.61
  5. Step 5: Solve for x
    x = 171,307,611,462.61/475,772.56
  6. Step 6: Final answer
    x = 360,061.98

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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.