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Finding the Fourth Proportional to 453,014.65, 625,161.46 and 249,086.42

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Solution

The fourth proportional to 453,014.65, 625,161.46 and 249,086.42 is: 343,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,014.65 : 625,161.46 = 249,086.42 : x
  2. Step 2: Convert to fraction form
    453,014.65/625,161.46 = 249,086.42/x
  3. Step 3: Cross multiply
    453,014.65x = 625,161.46 × 249,086.42
  4. Step 4: Simplify right side
    453,014.65x = 155,719,226,867.57
  5. Step 5: Solve for x
    x = 155,719,226,867.57/453,014.65
  6. Step 6: Final answer
    x = 343,739.94

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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.