Home / 774,074.03-1,068,235.36-425,229.14

Finding the Fourth Proportional to 774,074.03, 1,068,235.36 and 425,229.14

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Solution

The fourth proportional to 774,074.03, 1,068,235.36 and 425,229.14 is: 586,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,074.03 : 1,068,235.36 = 425,229.14 : x
  2. Step 2: Convert to fraction form
    774,074.03/1,068,235.36 = 425,229.14/x
  3. Step 3: Cross multiply
    774,074.03x = 1,068,235.36 × 425,229.14
  4. Step 4: Simplify right side
    774,074.03x = 454,244,806,049.70
  5. Step 5: Solve for x
    x = 454,244,806,049.70/774,074.03
  6. Step 6: Final answer
    x = 586,823.47

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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.