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Finding the Fourth Proportional to 453,052.40, 625,157.88 and 249,069.68

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Solution

The fourth proportional to 453,052.40, 625,157.88 and 249,069.68 is: 343,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,052.40 : 625,157.88 = 249,069.68 : x
  2. Step 2: Convert to fraction form
    453,052.40/625,157.88 = 249,069.68/x
  3. Step 3: Cross multiply
    453,052.40x = 625,157.88 × 249,069.68
  4. Step 4: Simplify right side
    453,052.40x = 155,707,873,121.08
  5. Step 5: Solve for x
    x = 155,707,873,121.08/453,052.40
  6. Step 6: Final answer
    x = 343,686.23

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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.