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Finding the Fourth Proportional to 453,065.00, 625,245.75 and 249,131.43

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Solution

The fourth proportional to 453,065.00, 625,245.75 and 249,131.43 is: 343,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,065.00 : 625,245.75 = 249,131.43 : x
  2. Step 2: Convert to fraction form
    453,065.00/625,245.75 = 249,131.43/x
  3. Step 3: Cross multiply
    453,065.00x = 625,245.75 × 249,131.43
  4. Step 4: Simplify right side
    453,065.00x = 155,768,367,798.92
  5. Step 5: Solve for x
    x = 155,768,367,798.92/453,065.00
  6. Step 6: Final answer
    x = 343,810.20

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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.