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Finding the Fourth Proportional to 608,932.76, 913,402.92 and 159,649.58

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Solution

The fourth proportional to 608,932.76, 913,402.92 and 159,649.58 is: 239,475.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,932.76 : 913,402.92 = 159,649.58 : x
  2. Step 2: Convert to fraction form
    608,932.76/913,402.92 = 159,649.58/x
  3. Step 3: Cross multiply
    608,932.76x = 913,402.92 × 159,649.58
  4. Step 4: Simplify right side
    608,932.76x = 145,824,392,548.77
  5. Step 5: Solve for x
    x = 145,824,392,548.77/608,932.76
  6. Step 6: Final answer
    x = 239,475.36

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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.