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Finding the Fourth Proportional to 372,627, 514,226.48 and 202,862.34

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Solution

The fourth proportional to 372,627, 514,226.48 and 202,862.34 is: 279,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,627 : 514,226.48 = 202,862.34 : x
  2. Step 2: Convert to fraction form
    372,627/514,226.48 = 202,862.34/x
  3. Step 3: Cross multiply
    372,627x = 514,226.48 × 202,862.34
  4. Step 4: Simplify right side
    372,627x = 104,317,186,008.45
  5. Step 5: Solve for x
    x = 104,317,186,008.45/372,627
  6. Step 6: Final answer
    x = 279,950.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.