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Finding the Fourth Proportional to 375,382.56, 563,146.28 and 122,595.09

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Solution

The fourth proportional to 375,382.56, 563,146.28 and 122,595.09 is: 183,916.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,382.56 : 563,146.28 = 122,595.09 : x
  2. Step 2: Convert to fraction form
    375,382.56/563,146.28 = 122,595.09/x
  3. Step 3: Cross multiply
    375,382.56x = 563,146.28 × 122,595.09
  4. Step 4: Simplify right side
    375,382.56x = 69,038,966,691.34
  5. Step 5: Solve for x
    x = 69,038,966,691.34/375,382.56
  6. Step 6: Final answer
    x = 183,916.29

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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.