Home / 888,818.80-1,226,569.15-501,715.72

Finding the Fourth Proportional to 888,818.80, 1,226,569.15 and 501,715.72

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Solution

The fourth proportional to 888,818.80, 1,226,569.15 and 501,715.72 is: 692,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,818.80 : 1,226,569.15 = 501,715.72 : x
  2. Step 2: Convert to fraction form
    888,818.80/1,226,569.15 = 501,715.72/x
  3. Step 3: Cross multiply
    888,818.80x = 1,226,569.15 × 501,715.72
  4. Step 4: Simplify right side
    888,818.80x = 615,389,024,222.04
  5. Step 5: Solve for x
    x = 615,389,024,222.04/888,818.80
  6. Step 6: Final answer
    x = 692,367.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.