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Finding the Fourth Proportional to 249,532.88, 374,551.64 and 221,250.92

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Solution

The fourth proportional to 249,532.88, 374,551.64 and 221,250.92 is: 332,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,532.88 : 374,551.64 = 221,250.92 : x
  2. Step 2: Convert to fraction form
    249,532.88/374,551.64 = 221,250.92/x
  3. Step 3: Cross multiply
    249,532.88x = 374,551.64 × 221,250.92
  4. Step 4: Simplify right side
    249,532.88x = 82,869,894,937.51
  5. Step 5: Solve for x
    x = 82,869,894,937.51/249,532.88
  6. Step 6: Final answer
    x = 332,100.10

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1.5x scale

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.