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Finding the Fourth Proportional to 249,794.28, 374,691.42 and 144,555.84

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Solution

The fourth proportional to 249,794.28, 374,691.42 and 144,555.84 is: 216,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,794.28 : 374,691.42 = 144,555.84 : x
  2. Step 2: Convert to fraction form
    249,794.28/374,691.42 = 144,555.84/x
  3. Step 3: Cross multiply
    249,794.28x = 374,691.42 × 144,555.84
  4. Step 4: Simplify right side
    249,794.28x = 54,163,832,958.89
  5. Step 5: Solve for x
    x = 54,163,832,958.89/249,794.28
  6. Step 6: Final answer
    x = 216,833.76

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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.