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Finding the Fourth Proportional to 475,584.90, 656,299.71 and 260,726.73

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Solution

The fourth proportional to 475,584.90, 656,299.71 and 260,726.73 is: 359,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,584.90 : 656,299.71 = 260,726.73 : x
  2. Step 2: Convert to fraction form
    475,584.90/656,299.71 = 260,726.73/x
  3. Step 3: Cross multiply
    475,584.90x = 656,299.71 × 260,726.73
  4. Step 4: Simplify right side
    475,584.90x = 171,114,877,288.25
  5. Step 5: Solve for x
    x = 171,114,877,288.25/475,584.90
  6. Step 6: Final answer
    x = 359,798.80

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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.