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Finding the Fourth Proportional to 559,572.88, 838,657.04 and 440,775.04

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Solution

The fourth proportional to 559,572.88, 838,657.04 and 440,775.04 is: 660,609.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,572.88 : 838,657.04 = 440,775.04 : x
  2. Step 2: Convert to fraction form
    559,572.88/838,657.04 = 440,775.04/x
  3. Step 3: Cross multiply
    559,572.88x = 838,657.04 × 440,775.04
  4. Step 4: Simplify right side
    559,572.88x = 369,659,090,352.28
  5. Step 5: Solve for x
    x = 369,659,090,352.28/559,572.88
  6. Step 6: Final answer
    x = 660,609.37

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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.