Home / 888,818.30-1,226,568.46-501,715.22

Finding the Fourth Proportional to 888,818.30, 1,226,568.46 and 501,715.22

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Solution

The fourth proportional to 888,818.30, 1,226,568.46 and 501,715.22 is: 692,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,818.30 : 1,226,568.46 = 501,715.22 : x
  2. Step 2: Convert to fraction form
    888,818.30/1,226,568.46 = 501,715.22/x
  3. Step 3: Cross multiply
    888,818.30x = 1,226,568.46 × 501,715.22
  4. Step 4: Simplify right side
    888,818.30x = 615,388,064,753.96
  5. Step 5: Solve for x
    x = 615,388,064,753.96/888,818.30
  6. Step 6: Final answer
    x = 692,366.56

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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.