Home / 374,945.16-517,344.30-222,031.38

Finding the Fourth Proportional to 374,945.16, 517,344.30 and 222,031.38

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Solution

The fourth proportional to 374,945.16, 517,344.30 and 222,031.38 is: 306,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,945.16 : 517,344.30 = 222,031.38 : x
  2. Step 2: Convert to fraction form
    374,945.16/517,344.30 = 222,031.38/x
  3. Step 3: Cross multiply
    374,945.16x = 517,344.30 × 222,031.38
  4. Step 4: Simplify right side
    374,945.16x = 114,866,668,864.13
  5. Step 5: Solve for x
    x = 114,866,668,864.13/374,945.16
  6. Step 6: Final answer
    x = 306,355.92

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1.5x scale

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.