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Finding the Fourth Proportional to 452,987.76, 625,107.18 and 249,037.22

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Solution

The fourth proportional to 452,987.76, 625,107.18 and 249,037.22 is: 343,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,987.76 : 625,107.18 = 249,037.22 : x
  2. Step 2: Convert to fraction form
    452,987.76/625,107.18 = 249,037.22/x
  3. Step 3: Cross multiply
    452,987.76x = 625,107.18 × 249,037.22
  4. Step 4: Simplify right side
    452,987.76x = 155,674,951,183.70
  5. Step 5: Solve for x
    x = 155,674,951,183.70/452,987.76
  6. Step 6: Final answer
    x = 343,662.60

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1.5x scale

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.