Home / 880,606.79-1,320,799.92-281,518.25

Finding the Fourth Proportional to 880,606.79, 1,320,799.92 and 281,518.25

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Solution

The fourth proportional to 880,606.79, 1,320,799.92 and 281,518.25 is: 422,242.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,606.79 : 1,320,799.92 = 281,518.25 : x
  2. Step 2: Convert to fraction form
    880,606.79/1,320,799.92 = 281,518.25/x
  3. Step 3: Cross multiply
    880,606.79x = 1,320,799.92 × 281,518.25
  4. Step 4: Simplify right side
    880,606.79x = 371,829,282,078.54
  5. Step 5: Solve for x
    x = 371,829,282,078.54/880,606.79
  6. Step 6: Final answer
    x = 422,242.12

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Double scale
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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.