Home / 706,246.70-1,059,370.05-257,474.30

Finding the Fourth Proportional to 706,246.70, 1,059,370.05 and 257,474.30

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Solution

The fourth proportional to 706,246.70, 1,059,370.05 and 257,474.30 is: 386,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,246.70 : 1,059,370.05 = 257,474.30 : x
  2. Step 2: Convert to fraction form
    706,246.70/1,059,370.05 = 257,474.30/x
  3. Step 3: Cross multiply
    706,246.70x = 1,059,370.05 × 257,474.30
  4. Step 4: Simplify right side
    706,246.70x = 272,760,562,064.72
  5. Step 5: Solve for x
    x = 272,760,562,064.72/706,246.70
  6. Step 6: Final answer
    x = 386,211.45

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Similar ratio
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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.