Home / 894,280.38-1,234,110.16-486,382.20

Finding the Fourth Proportional to 894,280.38, 1,234,110.16 and 486,382.20

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Solution

The fourth proportional to 894,280.38, 1,234,110.16 and 486,382.20 is: 671,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,280.38 : 1,234,110.16 = 486,382.20 : x
  2. Step 2: Convert to fraction form
    894,280.38/1,234,110.16 = 486,382.20/x
  3. Step 3: Cross multiply
    894,280.38x = 1,234,110.16 × 486,382.20
  4. Step 4: Simplify right side
    894,280.38x = 600,249,214,663.15
  5. Step 5: Solve for x
    x = 600,249,214,663.15/894,280.38
  6. Step 6: Final answer
    x = 671,209.20

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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.