Home / 566,110.44-781,238.60-307,988.85

Finding the Fourth Proportional to 566,110.44, 781,238.60 and 307,988.85

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Solution

The fourth proportional to 566,110.44, 781,238.60 and 307,988.85 is: 425,027.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,110.44 : 781,238.60 = 307,988.85 : x
  2. Step 2: Convert to fraction form
    566,110.44/781,238.60 = 307,988.85/x
  3. Step 3: Cross multiply
    566,110.44x = 781,238.60 × 307,988.85
  4. Step 4: Simplify right side
    566,110.44x = 240,612,776,449.67
  5. Step 5: Solve for x
    x = 240,612,776,449.67/566,110.44
  6. Step 6: Final answer
    x = 425,027.98

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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.