Home / 880,082.66-1,320,110.90-240,385.32

Finding the Fourth Proportional to 880,082.66, 1,320,110.90 and 240,385.32

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Solution

The fourth proportional to 880,082.66, 1,320,110.90 and 240,385.32 is: 360,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,082.66 : 1,320,110.90 = 240,385.32 : x
  2. Step 2: Convert to fraction form
    880,082.66/1,320,110.90 = 240,385.32/x
  3. Step 3: Cross multiply
    880,082.66x = 1,320,110.90 × 240,385.32
  4. Step 4: Simplify right side
    880,082.66x = 317,335,281,131.99
  5. Step 5: Solve for x
    x = 317,335,281,131.99/880,082.66
  6. Step 6: Final answer
    x = 360,574.40

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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.