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Finding the Fourth Proportional to 475,584.40, 656,299.02 and 260,726.23

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Solution

The fourth proportional to 475,584.40, 656,299.02 and 260,726.23 is: 359,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,584.40 : 656,299.02 = 260,726.23 : x
  2. Step 2: Convert to fraction form
    475,584.40/656,299.02 = 260,726.23/x
  3. Step 3: Cross multiply
    475,584.40x = 656,299.02 × 260,726.23
  4. Step 4: Simplify right side
    475,584.40x = 171,114,369,237.30
  5. Step 5: Solve for x
    x = 171,114,369,237.30/475,584.40
  6. Step 6: Final answer
    x = 359,798.11

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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.