Home / 1,001,330.72-1,502,088.43-327,415.49

Finding the Fourth Proportional to 1,001,330.72, 1,502,088.43 and 327,415.49

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Solution

The fourth proportional to 1,001,330.72, 1,502,088.43 and 327,415.49 is: 491,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,330.72 : 1,502,088.43 = 327,415.49 : x
  2. Step 2: Convert to fraction form
    1,001,330.72/1,502,088.43 = 327,415.49/x
  3. Step 3: Cross multiply
    1,001,330.72x = 1,502,088.43 × 327,415.49
  4. Step 4: Simplify right side
    1,001,330.72x = 491,807,019,331.78
  5. Step 5: Solve for x
    x = 491,807,019,331.78/1,001,330.72
  6. Step 6: Final answer
    x = 491,153.43

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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.