Home / 1,034,139.96-1,551,210.39-324,223.36

Finding the Fourth Proportional to 1,034,139.96, 1,551,210.39 and 324,223.36

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Solution

The fourth proportional to 1,034,139.96, 1,551,210.39 and 324,223.36 is: 486,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,139.96 : 1,551,210.39 = 324,223.36 : x
  2. Step 2: Convert to fraction form
    1,034,139.96/1,551,210.39 = 324,223.36/x
  3. Step 3: Cross multiply
    1,034,139.96x = 1,551,210.39 × 324,223.36
  4. Step 4: Simplify right side
    1,034,139.96x = 502,938,640,834.68
  5. Step 5: Solve for x
    x = 502,938,640,834.68/1,034,139.96
  6. Step 6: Final answer
    x = 486,335.18

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.