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Finding the Fourth Proportional to 532,551.10, 798,830.70 and 177,564.55

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Solution

The fourth proportional to 532,551.10, 798,830.70 and 177,564.55 is: 266,348.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,551.10 : 798,830.70 = 177,564.55 : x
  2. Step 2: Convert to fraction form
    532,551.10/798,830.70 = 177,564.55/x
  3. Step 3: Cross multiply
    532,551.10x = 798,830.70 × 177,564.55
  4. Step 4: Simplify right side
    532,551.10x = 141,844,013,771.69
  5. Step 5: Solve for x
    x = 141,844,013,771.69/532,551.10
  6. Step 6: Final answer
    x = 266,348.18

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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.