Home / 374,038.20-516,165.75-210,695.22

Finding the Fourth Proportional to 374,038.20, 516,165.75 and 210,695.22

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Solution

The fourth proportional to 374,038.20, 516,165.75 and 210,695.22 is: 290,755.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,038.20 : 516,165.75 = 210,695.22 : x
  2. Step 2: Convert to fraction form
    374,038.20/516,165.75 = 210,695.22/x
  3. Step 3: Cross multiply
    374,038.20x = 516,165.75 × 210,695.22
  4. Step 4: Simplify right side
    374,038.20x = 108,753,656,252.72
  5. Step 5: Solve for x
    x = 108,753,656,252.72/374,038.20
  6. Step 6: Final answer
    x = 290,755.48

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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.