Home / 784,032.60-1,176,640.74-574,214.52

Finding the Fourth Proportional to 784,032.60, 1,176,640.74 and 574,214.52

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Solution

The fourth proportional to 784,032.60, 1,176,640.74 and 574,214.52 is: 861,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,032.60 : 1,176,640.74 = 574,214.52 : x
  2. Step 2: Convert to fraction form
    784,032.60/1,176,640.74 = 574,214.52/x
  3. Step 3: Cross multiply
    784,032.60x = 1,176,640.74 × 574,214.52
  4. Step 4: Simplify right side
    784,032.60x = 675,644,197,731.55
  5. Step 5: Solve for x
    x = 675,644,197,731.55/784,032.60
  6. Step 6: Final answer
    x = 861,755.24

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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.