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Finding the Fourth Proportional to 552,567.60, 826,777.80 and 502,801.20

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Solution

The fourth proportional to 552,567.60, 826,777.80 and 502,801.20 is: 752,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,567.60 : 826,777.80 = 502,801.20 : x
  2. Step 2: Convert to fraction form
    552,567.60/826,777.80 = 502,801.20/x
  3. Step 3: Cross multiply
    552,567.60x = 826,777.80 × 502,801.20
  4. Step 4: Simplify right side
    552,567.60x = 415,704,869,973.36
  5. Step 5: Solve for x
    x = 415,704,869,973.36/552,567.60
  6. Step 6: Final answer
    x = 752,314.96

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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.