Home / 716,952.20-1,074,132.30-417,187.40

Finding the Fourth Proportional to 716,952.20, 1,074,132.30 and 417,187.40

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Solution

The fourth proportional to 716,952.20, 1,074,132.30 and 417,187.40 is: 625,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,952.20 : 1,074,132.30 = 417,187.40 : x
  2. Step 2: Convert to fraction form
    716,952.20/1,074,132.30 = 417,187.40/x
  3. Step 3: Cross multiply
    716,952.20x = 1,074,132.30 × 417,187.40
  4. Step 4: Simplify right side
    716,952.20x = 448,114,461,493.02
  5. Step 5: Solve for x
    x = 448,114,461,493.02/716,952.20
  6. Step 6: Final answer
    x = 625,026.97

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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.