Home / 374,743.29-517,132.85-213,650.22

Finding the Fourth Proportional to 374,743.29, 517,132.85 and 213,650.22

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Solution

The fourth proportional to 374,743.29, 517,132.85 and 213,650.22 is: 294,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,743.29 : 517,132.85 = 213,650.22 : x
  2. Step 2: Convert to fraction form
    374,743.29/517,132.85 = 213,650.22/x
  3. Step 3: Cross multiply
    374,743.29x = 517,132.85 × 213,650.22
  4. Step 4: Simplify right side
    374,743.29x = 110,485,547,171.73
  5. Step 5: Solve for x
    x = 110,485,547,171.73/374,743.29
  6. Step 6: Final answer
    x = 294,829.95

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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.