Home / 834,079.42-1,150,808.83-489,805.29

Finding the Fourth Proportional to 834,079.42, 1,150,808.83 and 489,805.29

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Solution

The fourth proportional to 834,079.42, 1,150,808.83 and 489,805.29 is: 675,801.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,079.42 : 1,150,808.83 = 489,805.29 : x
  2. Step 2: Convert to fraction form
    834,079.42/1,150,808.83 = 489,805.29/x
  3. Step 3: Cross multiply
    834,079.42x = 1,150,808.83 × 489,805.29
  4. Step 4: Simplify right side
    834,079.42x = 563,672,252,712.71
  5. Step 5: Solve for x
    x = 563,672,252,712.71/834,079.42
  6. Step 6: Final answer
    x = 675,801.66

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Double scale
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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.