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Finding the Fourth Proportional to 249,931.40, 374,313.90 and 244,920.20

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Solution

The fourth proportional to 249,931.40, 374,313.90 and 244,920.20 is: 366,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,931.40 : 374,313.90 = 244,920.20 : x
  2. Step 2: Convert to fraction form
    249,931.40/374,313.90 = 244,920.20/x
  3. Step 3: Cross multiply
    249,931.40x = 374,313.90 × 244,920.20
  4. Step 4: Simplify right side
    249,931.40x = 91,677,035,250.78
  5. Step 5: Solve for x
    x = 91,677,035,250.78/249,931.40
  6. Step 6: Final answer
    x = 366,808.79

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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.