Home / 461,987.18-637,555.14-255,268.88

Finding the Fourth Proportional to 461,987.18, 637,555.14 and 255,268.88

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Solution

The fourth proportional to 461,987.18, 637,555.14 and 255,268.88 is: 352,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,987.18 : 637,555.14 = 255,268.88 : x
  2. Step 2: Convert to fraction form
    461,987.18/637,555.14 = 255,268.88/x
  3. Step 3: Cross multiply
    461,987.18x = 637,555.14 × 255,268.88
  4. Step 4: Simplify right side
    461,987.18x = 162,747,983,338.27
  5. Step 5: Solve for x
    x = 162,747,983,338.27/461,987.18
  6. Step 6: Final answer
    x = 352,278.14

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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.