Home / 903,446.28-1,248,220.29-768,902.04

Finding the Fourth Proportional to 903,446.28, 1,248,220.29 and 768,902.04

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Solution

The fourth proportional to 903,446.28, 1,248,220.29 and 768,902.04 is: 1,062,331.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,446.28 : 1,248,220.29 = 768,902.04 : x
  2. Step 2: Convert to fraction form
    903,446.28/1,248,220.29 = 768,902.04/x
  3. Step 3: Cross multiply
    903,446.28x = 1,248,220.29 × 768,902.04
  4. Step 4: Simplify right side
    903,446.28x = 959,759,127,350.39
  5. Step 5: Solve for x
    x = 959,759,127,350.39/903,446.28
  6. Step 6: Final answer
    x = 1,062,331.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.