Home / 834,273.74-1,151,306.61-490,124.01

Finding the Fourth Proportional to 834,273.74, 1,151,306.61 and 490,124.01

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Solution

The fourth proportional to 834,273.74, 1,151,306.61 and 490,124.01 is: 676,376.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,273.74 : 1,151,306.61 = 490,124.01 : x
  2. Step 2: Convert to fraction form
    834,273.74/1,151,306.61 = 490,124.01/x
  3. Step 3: Cross multiply
    834,273.74x = 1,151,306.61 × 490,124.01
  4. Step 4: Simplify right side
    834,273.74x = 564,283,008,436.04
  5. Step 5: Solve for x
    x = 564,283,008,436.04/834,273.74
  6. Step 6: Final answer
    x = 676,376.33

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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.