Home / 941,657.70-1,412,486.55-310,419.30

Finding the Fourth Proportional to 941,657.70, 1,412,486.55 and 310,419.30

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Solution

The fourth proportional to 941,657.70, 1,412,486.55 and 310,419.30 is: 465,628.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,657.70 : 1,412,486.55 = 310,419.30 : x
  2. Step 2: Convert to fraction form
    941,657.70/1,412,486.55 = 310,419.30/x
  3. Step 3: Cross multiply
    941,657.70x = 1,412,486.55 × 310,419.30
  4. Step 4: Simplify right side
    941,657.70x = 438,463,086,110.42
  5. Step 5: Solve for x
    x = 438,463,086,110.42/941,657.70
  6. Step 6: Final answer
    x = 465,628.95

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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.