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Finding the Fourth Proportional to 473,889.92, 710,871.60 and 158,347.94

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Solution

The fourth proportional to 473,889.92, 710,871.60 and 158,347.94 is: 237,534.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,889.92 : 710,871.60 = 158,347.94 : x
  2. Step 2: Convert to fraction form
    473,889.92/710,871.60 = 158,347.94/x
  3. Step 3: Cross multiply
    473,889.92x = 710,871.60 × 158,347.94
  4. Step 4: Simplify right side
    473,889.92x = 112,565,053,464.50
  5. Step 5: Solve for x
    x = 112,565,053,464.50/473,889.92
  6. Step 6: Final answer
    x = 237,534.18

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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.