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Finding the Fourth Proportional to 376,251.09, 564,570.30 and 249,978.27

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Solution

The fourth proportional to 376,251.09, 564,570.30 and 249,978.27 is: 375,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,251.09 : 564,570.30 = 249,978.27 : x
  2. Step 2: Convert to fraction form
    376,251.09/564,570.30 = 249,978.27/x
  3. Step 3: Cross multiply
    376,251.09x = 564,570.30 × 249,978.27
  4. Step 4: Simplify right side
    376,251.09x = 141,130,306,887.38
  5. Step 5: Solve for x
    x = 141,130,306,887.38/376,251.09
  6. Step 6: Final answer
    x = 375,096.07

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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.