Home / 715,218.04-1,073,088.69-672,965.20

Finding the Fourth Proportional to 715,218.04, 1,073,088.69 and 672,965.20

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Solution

The fourth proportional to 715,218.04, 1,073,088.69 and 672,965.20 is: 1,009,693.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,218.04 : 1,073,088.69 = 672,965.20 : x
  2. Step 2: Convert to fraction form
    715,218.04/1,073,088.69 = 672,965.20/x
  3. Step 3: Cross multiply
    715,218.04x = 1,073,088.69 × 672,965.20
  4. Step 4: Simplify right side
    715,218.04x = 722,151,344,883.59
  5. Step 5: Solve for x
    x = 722,151,344,883.59/715,218.04
  6. Step 6: Final answer
    x = 1,009,693.97

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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.