Home / 706,311.82-1,060,133.55-257,466.52

Finding the Fourth Proportional to 706,311.82, 1,060,133.55 and 257,466.52

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Solution

The fourth proportional to 706,311.82, 1,060,133.55 and 257,466.52 is: 386,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,311.82 : 1,060,133.55 = 257,466.52 : x
  2. Step 2: Convert to fraction form
    706,311.82/1,060,133.55 = 257,466.52/x
  3. Step 3: Cross multiply
    706,311.82x = 1,060,133.55 × 257,466.52
  4. Step 4: Simplify right side
    706,311.82x = 272,948,895,853.75
  5. Step 5: Solve for x
    x = 272,948,895,853.75/706,311.82
  6. Step 6: Final answer
    x = 386,442.49

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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.