Home / 574,034.24-861,583.40-289,924.31

Finding the Fourth Proportional to 574,034.24, 861,583.40 and 289,924.31

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Solution

The fourth proportional to 574,034.24, 861,583.40 and 289,924.31 is: 435,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,034.24 : 861,583.40 = 289,924.31 : x
  2. Step 2: Convert to fraction form
    574,034.24/861,583.40 = 289,924.31/x
  3. Step 3: Cross multiply
    574,034.24x = 861,583.40 × 289,924.31
  4. Step 4: Simplify right side
    574,034.24x = 249,793,972,752.45
  5. Step 5: Solve for x
    x = 249,793,972,752.45/574,034.24
  6. Step 6: Final answer
    x = 435,155.18

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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.