Home / 1,049,166.90-1,574,139.15-339,218.10

Finding the Fourth Proportional to 1,049,166.90, 1,574,139.15 and 339,218.10

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Solution

The fourth proportional to 1,049,166.90, 1,574,139.15 and 339,218.10 is: 508,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,166.90 : 1,574,139.15 = 339,218.10 : x
  2. Step 2: Convert to fraction form
    1,049,166.90/1,574,139.15 = 339,218.10/x
  3. Step 3: Cross multiply
    1,049,166.90x = 1,574,139.15 × 339,218.10
  4. Step 4: Simplify right side
    1,049,166.90x = 533,976,491,598.62
  5. Step 5: Solve for x
    x = 533,976,491,598.62/1,049,166.90
  6. Step 6: Final answer
    x = 508,952.86

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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.