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Finding the Fourth Proportional to 375,368.84, 563,053.10 and 150,729.20

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Solution

The fourth proportional to 375,368.84, 563,053.10 and 150,729.20 is: 226,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,368.84 : 563,053.10 = 150,729.20 : x
  2. Step 2: Convert to fraction form
    375,368.84/563,053.10 = 150,729.20/x
  3. Step 3: Cross multiply
    375,368.84x = 563,053.10 × 150,729.20
  4. Step 4: Simplify right side
    375,368.84x = 84,868,539,751.61
  5. Step 5: Solve for x
    x = 84,868,539,751.61/375,368.84
  6. Step 6: Final answer
    x = 226,093.73

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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.