Home / 790,758.73-1,091,223.71-446,608.76

Finding the Fourth Proportional to 790,758.73, 1,091,223.71 and 446,608.76

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Solution

The fourth proportional to 790,758.73, 1,091,223.71 and 446,608.76 is: 616,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,758.73 : 1,091,223.71 = 446,608.76 : x
  2. Step 2: Convert to fraction form
    790,758.73/1,091,223.71 = 446,608.76/x
  3. Step 3: Cross multiply
    790,758.73x = 1,091,223.71 × 446,608.76
  4. Step 4: Simplify right side
    790,758.73x = 487,350,068,005.70
  5. Step 5: Solve for x
    x = 487,350,068,005.70/790,758.73
  6. Step 6: Final answer
    x = 616,306.91

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1.5x scale

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.