Home / 980,956.98-1,471,809.08-341,331.77

Finding the Fourth Proportional to 980,956.98, 1,471,809.08 and 341,331.77

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Solution

The fourth proportional to 980,956.98, 1,471,809.08 and 341,331.77 is: 512,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,956.98 : 1,471,809.08 = 341,331.77 : x
  2. Step 2: Convert to fraction form
    980,956.98/1,471,809.08 = 341,331.77/x
  3. Step 3: Cross multiply
    980,956.98x = 1,471,809.08 × 341,331.77
  4. Step 4: Simplify right side
    980,956.98x = 502,375,202,911.32
  5. Step 5: Solve for x
    x = 502,375,202,911.32/980,956.98
  6. Step 6: Final answer
    x = 512,127.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.