Home / 249,740.40-374,956.20-197,209.20

Finding the Fourth Proportional to 249,740.40, 374,956.20 and 197,209.20

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Solution

The fourth proportional to 249,740.40, 374,956.20 and 197,209.20 is: 296,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,740.40 : 374,956.20 = 197,209.20 : x
  2. Step 2: Convert to fraction form
    249,740.40/374,956.20 = 197,209.20/x
  3. Step 3: Cross multiply
    249,740.40x = 374,956.20 × 197,209.20
  4. Step 4: Simplify right side
    249,740.40x = 73,944,812,237.04
  5. Step 5: Solve for x
    x = 73,944,812,237.04/249,740.40
  6. Step 6: Final answer
    x = 296,086.71

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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.