Home / 741,137.55-1,022,394.18-468,746.70

Finding the Fourth Proportional to 741,137.55, 1,022,394.18 and 468,746.70

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Solution

The fourth proportional to 741,137.55, 1,022,394.18 and 468,746.70 is: 646,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,137.55 : 1,022,394.18 = 468,746.70 : x
  2. Step 2: Convert to fraction form
    741,137.55/1,022,394.18 = 468,746.70/x
  3. Step 3: Cross multiply
    741,137.55x = 1,022,394.18 × 468,746.70
  4. Step 4: Simplify right side
    741,137.55x = 479,243,897,974.21
  5. Step 5: Solve for x
    x = 479,243,897,974.21/741,137.55
  6. Step 6: Final answer
    x = 646,632.87

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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.