Home / 346,473.20-518,932.20-284,265.20

Finding the Fourth Proportional to 346,473.20, 518,932.20 and 284,265.20

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Solution

The fourth proportional to 346,473.20, 518,932.20 and 284,265.20 is: 425,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,473.20 : 518,932.20 = 284,265.20 : x
  2. Step 2: Convert to fraction form
    346,473.20/518,932.20 = 284,265.20/x
  3. Step 3: Cross multiply
    346,473.20x = 518,932.20 × 284,265.20
  4. Step 4: Simplify right side
    346,473.20x = 147,514,365,619.44
  5. Step 5: Solve for x
    x = 147,514,365,619.44/346,473.20
  6. Step 6: Final answer
    x = 425,759.82

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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.