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Finding the Fourth Proportional to 671,745.29, 927,004.43 and 369,937.13

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Solution

The fourth proportional to 671,745.29, 927,004.43 and 369,937.13 is: 510,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,745.29 : 927,004.43 = 369,937.13 : x
  2. Step 2: Convert to fraction form
    671,745.29/927,004.43 = 369,937.13/x
  3. Step 3: Cross multiply
    671,745.29x = 927,004.43 × 369,937.13
  4. Step 4: Simplify right side
    671,745.29x = 342,933,354,621.31
  5. Step 5: Solve for x
    x = 342,933,354,621.31/671,745.29
  6. Step 6: Final answer
    x = 510,511.00

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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.