Home / 706,355.82-1,060,199.64-257,510.52

Finding the Fourth Proportional to 706,355.82, 1,060,199.64 and 257,510.52

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Solution

The fourth proportional to 706,355.82, 1,060,199.64 and 257,510.52 is: 386,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,355.82 : 1,060,199.64 = 257,510.52 : x
  2. Step 2: Convert to fraction form
    706,355.82/1,060,199.64 = 257,510.52/x
  3. Step 3: Cross multiply
    706,355.82x = 1,060,199.64 × 257,510.52
  4. Step 4: Simplify right side
    706,355.82x = 273,012,560,600.21
  5. Step 5: Solve for x
    x = 273,012,560,600.21/706,355.82
  6. Step 6: Final answer
    x = 386,508.55

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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.