Home / 804,569.70-1,206,854.55-243,632.10

Finding the Fourth Proportional to 804,569.70, 1,206,854.55 and 243,632.10

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Solution

The fourth proportional to 804,569.70, 1,206,854.55 and 243,632.10 is: 365,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,569.70 : 1,206,854.55 = 243,632.10 : x
  2. Step 2: Convert to fraction form
    804,569.70/1,206,854.55 = 243,632.10/x
  3. Step 3: Cross multiply
    804,569.70x = 1,206,854.55 × 243,632.10
  4. Step 4: Simplify right side
    804,569.70x = 294,028,508,411.06
  5. Step 5: Solve for x
    x = 294,028,508,411.06/804,569.70
  6. Step 6: Final answer
    x = 365,448.15

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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.