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Finding the Fourth Proportional to 294,920.40, 442,708.65 and 182,727.30

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Solution

The fourth proportional to 294,920.40, 442,708.65 and 182,727.30 is: 274,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,920.40 : 442,708.65 = 182,727.30 : x
  2. Step 2: Convert to fraction form
    294,920.40/442,708.65 = 182,727.30/x
  3. Step 3: Cross multiply
    294,920.40x = 442,708.65 × 182,727.30
  4. Step 4: Simplify right side
    294,920.40x = 80,894,956,301.15
  5. Step 5: Solve for x
    x = 80,894,956,301.15/294,920.40
  6. Step 6: Final answer
    x = 274,294.20

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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.