Home / 598,857.32-826,719.47-369,540.91

Finding the Fourth Proportional to 598,857.32, 826,719.47 and 369,540.91

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Solution

The fourth proportional to 598,857.32, 826,719.47 and 369,540.91 is: 510,149.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,857.32 : 826,719.47 = 369,540.91 : x
  2. Step 2: Convert to fraction form
    598,857.32/826,719.47 = 369,540.91/x
  3. Step 3: Cross multiply
    598,857.32x = 826,719.47 × 369,540.91
  4. Step 4: Simplify right side
    598,857.32x = 305,506,665,258.52
  5. Step 5: Solve for x
    x = 305,506,665,258.52/598,857.32
  6. Step 6: Final answer
    x = 510,149.34

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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.