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Finding the Fourth Proportional to 532,015.63, 797,875.68 and 147,676.13

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Solution

The fourth proportional to 532,015.63, 797,875.68 and 147,676.13 is: 221,473.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,015.63 : 797,875.68 = 147,676.13 : x
  2. Step 2: Convert to fraction form
    532,015.63/797,875.68 = 147,676.13/x
  3. Step 3: Cross multiply
    532,015.63x = 797,875.68 × 147,676.13
  4. Step 4: Simplify right side
    532,015.63x = 117,827,191,658.61
  5. Step 5: Solve for x
    x = 117,827,191,658.61/532,015.63
  6. Step 6: Final answer
    x = 221,473.18

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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.