Home / 880,061.30-1,320,091.95-702,914.30

Finding the Fourth Proportional to 880,061.30, 1,320,091.95 and 702,914.30

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Solution

The fourth proportional to 880,061.30, 1,320,091.95 and 702,914.30 is: 1,054,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,061.30 : 1,320,091.95 = 702,914.30 : x
  2. Step 2: Convert to fraction form
    880,061.30/1,320,091.95 = 702,914.30/x
  3. Step 3: Cross multiply
    880,061.30x = 1,320,091.95 × 702,914.30
  4. Step 4: Simplify right side
    880,061.30x = 927,911,508,969.89
  5. Step 5: Solve for x
    x = 927,911,508,969.89/880,061.30
  6. Step 6: Final answer
    x = 1,054,371.45

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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.