Home / 400,686.92-552,948.85-216,927.43

Finding the Fourth Proportional to 400,686.92, 552,948.85 and 216,927.43

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Solution

The fourth proportional to 400,686.92, 552,948.85 and 216,927.43 is: 299,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,686.92 : 552,948.85 = 216,927.43 : x
  2. Step 2: Convert to fraction form
    400,686.92/552,948.85 = 216,927.43/x
  3. Step 3: Cross multiply
    400,686.92x = 552,948.85 × 216,927.43
  4. Step 4: Simplify right side
    400,686.92x = 119,949,772,951.96
  5. Step 5: Solve for x
    x = 119,949,772,951.96/400,686.92
  6. Step 6: Final answer
    x = 299,360.34

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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.