Home / 1,001,320.84-1,502,073.61-327,405.60

Finding the Fourth Proportional to 1,001,320.84, 1,502,073.61 and 327,405.60

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Solution

The fourth proportional to 1,001,320.84, 1,502,073.61 and 327,405.60 is: 491,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,320.84 : 1,502,073.61 = 327,405.60 : x
  2. Step 2: Convert to fraction form
    1,001,320.84/1,502,073.61 = 327,405.60/x
  3. Step 3: Cross multiply
    1,001,320.84x = 1,502,073.61 × 327,405.60
  4. Step 4: Simplify right side
    1,001,320.84x = 491,787,311,526.22
  5. Step 5: Solve for x
    x = 491,787,311,526.22/1,001,320.84
  6. Step 6: Final answer
    x = 491,138.60

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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.