Home / 922,476.97-1,383,581.55-354,001.15

Finding the Fourth Proportional to 922,476.97, 1,383,581.55 and 354,001.15

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Solution

The fourth proportional to 922,476.97, 1,383,581.55 and 354,001.15 is: 530,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,476.97 : 1,383,581.55 = 354,001.15 : x
  2. Step 2: Convert to fraction form
    922,476.97/1,383,581.55 = 354,001.15/x
  3. Step 3: Cross multiply
    922,476.97x = 1,383,581.55 × 354,001.15
  4. Step 4: Simplify right side
    922,476.97x = 489,789,459,818.78
  5. Step 5: Solve for x
    x = 489,789,459,818.78/922,476.97
  6. Step 6: Final answer
    x = 530,950.34

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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.