Home / 856,717.57-1,182,277.25-474,750.73

Finding the Fourth Proportional to 856,717.57, 1,182,277.25 and 474,750.73

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Solution

The fourth proportional to 856,717.57, 1,182,277.25 and 474,750.73 is: 655,159.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,717.57 : 1,182,277.25 = 474,750.73 : x
  2. Step 2: Convert to fraction form
    856,717.57/1,182,277.25 = 474,750.73/x
  3. Step 3: Cross multiply
    856,717.57x = 1,182,277.25 × 474,750.73
  4. Step 4: Simplify right side
    856,717.57x = 561,286,987,499.89
  5. Step 5: Solve for x
    x = 561,286,987,499.89/856,717.57
  6. Step 6: Final answer
    x = 655,159.89

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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.