Home / 972,022.60-1,459,589.10-657,872.20

Finding the Fourth Proportional to 972,022.60, 1,459,589.10 and 657,872.20

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Solution

The fourth proportional to 972,022.60, 1,459,589.10 and 657,872.20 is: 987,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,022.60 : 1,459,589.10 = 657,872.20 : x
  2. Step 2: Convert to fraction form
    972,022.60/1,459,589.10 = 657,872.20/x
  3. Step 3: Cross multiply
    972,022.60x = 1,459,589.10 × 657,872.20
  4. Step 4: Simplify right side
    972,022.60x = 960,223,092,313.02
  5. Step 5: Solve for x
    x = 960,223,092,313.02/972,022.60
  6. Step 6: Final answer
    x = 987,860.87

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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.