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Finding the Fourth Proportional to 600,811.65, 901,840.26 and 402,517.73

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Solution

The fourth proportional to 600,811.65, 901,840.26 and 402,517.73 is: 604,193.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,811.65 : 901,840.26 = 402,517.73 : x
  2. Step 2: Convert to fraction form
    600,811.65/901,840.26 = 402,517.73/x
  3. Step 3: Cross multiply
    600,811.65x = 901,840.26 × 402,517.73
  4. Step 4: Simplify right side
    600,811.65x = 363,006,688,259.17
  5. Step 5: Solve for x
    x = 363,006,688,259.17/600,811.65
  6. Step 6: Final answer
    x = 604,193.82

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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.