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Finding the Fourth Proportional to 294,685.92, 442,471.80 and 176,884.32

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Solution

The fourth proportional to 294,685.92, 442,471.80 and 176,884.32 is: 265,592.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,685.92 : 442,471.80 = 176,884.32 : x
  2. Step 2: Convert to fraction form
    294,685.92/442,471.80 = 176,884.32/x
  3. Step 3: Cross multiply
    294,685.92x = 442,471.80 × 176,884.32
  4. Step 4: Simplify right side
    294,685.92x = 78,266,323,462.18
  5. Step 5: Solve for x
    x = 78,266,323,462.18/294,685.92
  6. Step 6: Final answer
    x = 265,592.34

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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.