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Finding the Fourth Proportional to 552,624.13, 828,936.14 and 153,264.89

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Solution

The fourth proportional to 552,624.13, 828,936.14 and 153,264.89 is: 229,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,624.13 : 828,936.14 = 153,264.89 : x
  2. Step 2: Convert to fraction form
    552,624.13/828,936.14 = 153,264.89/x
  3. Step 3: Cross multiply
    552,624.13x = 828,936.14 × 153,264.89
  4. Step 4: Simplify right side
    552,624.13x = 127,046,806,314.13
  5. Step 5: Solve for x
    x = 127,046,806,314.13/552,624.13
  6. Step 6: Final answer
    x = 229,897.32

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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.