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Finding the Fourth Proportional to 607,769.10, 910,450.80 and 532,973.70

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Solution

The fourth proportional to 607,769.10, 910,450.80 and 532,973.70 is: 798,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,769.10 : 910,450.80 = 532,973.70 : x
  2. Step 2: Convert to fraction form
    607,769.10/910,450.80 = 532,973.70/x
  3. Step 3: Cross multiply
    607,769.10x = 910,450.80 × 532,973.70
  4. Step 4: Simplify right side
    607,769.10x = 485,246,331,543.96
  5. Step 5: Solve for x
    x = 485,246,331,543.96/607,769.10
  6. Step 6: Final answer
    x = 798,405.73

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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.