Home / 842,044.42-1,162,020.35-454,859.74

Finding the Fourth Proportional to 842,044.42, 1,162,020.35 and 454,859.74

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Solution

The fourth proportional to 842,044.42, 1,162,020.35 and 454,859.74 is: 627,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,044.42 : 1,162,020.35 = 454,859.74 : x
  2. Step 2: Convert to fraction form
    842,044.42/1,162,020.35 = 454,859.74/x
  3. Step 3: Cross multiply
    842,044.42x = 1,162,020.35 × 454,859.74
  4. Step 4: Simplify right side
    842,044.42x = 528,556,274,306.80
  5. Step 5: Solve for x
    x = 528,556,274,306.80/842,044.42
  6. Step 6: Final answer
    x = 627,705.93

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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.