Home / 801,957.18-1,203,158.72-651,825.70

Finding the Fourth Proportional to 801,957.18, 1,203,158.72 and 651,825.70

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Solution

The fourth proportional to 801,957.18, 1,203,158.72 and 651,825.70 is: 977,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,957.18 : 1,203,158.72 = 651,825.70 : x
  2. Step 2: Convert to fraction form
    801,957.18/1,203,158.72 = 651,825.70/x
  3. Step 3: Cross multiply
    801,957.18x = 1,203,158.72 × 651,825.70
  4. Step 4: Simplify right side
    801,957.18x = 784,249,774,875.10
  5. Step 5: Solve for x
    x = 784,249,774,875.10/801,957.18
  6. Step 6: Final answer
    x = 977,919.76

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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.