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Finding the Fourth Proportional to 532,998.60, 798,623.10 and 454,266.60

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Solution

The fourth proportional to 532,998.60, 798,623.10 and 454,266.60 is: 680,654.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,998.60 : 798,623.10 = 454,266.60 : x
  2. Step 2: Convert to fraction form
    532,998.60/798,623.10 = 454,266.60/x
  3. Step 3: Cross multiply
    532,998.60x = 798,623.10 × 454,266.60
  4. Step 4: Simplify right side
    532,998.60x = 362,787,800,318.46
  5. Step 5: Solve for x
    x = 362,787,800,318.46/532,998.60
  6. Step 6: Final answer
    x = 680,654.32

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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.