Home / 576,288.13-795,277.15-318,165.43

Finding the Fourth Proportional to 576,288.13, 795,277.15 and 318,165.43

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Solution

The fourth proportional to 576,288.13, 795,277.15 and 318,165.43 is: 439,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,288.13 : 795,277.15 = 318,165.43 : x
  2. Step 2: Convert to fraction form
    576,288.13/795,277.15 = 318,165.43/x
  3. Step 3: Cross multiply
    576,288.13x = 795,277.15 × 318,165.43
  4. Step 4: Simplify right side
    576,288.13x = 253,029,696,398.93
  5. Step 5: Solve for x
    x = 253,029,696,398.93/576,288.13
  6. Step 6: Final answer
    x = 439,068.03

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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.