Home / 801,350.02-1,105,858.96-438,767.29

Finding the Fourth Proportional to 801,350.02, 1,105,858.96 and 438,767.29

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Solution

The fourth proportional to 801,350.02, 1,105,858.96 and 438,767.29 is: 605,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,350.02 : 1,105,858.96 = 438,767.29 : x
  2. Step 2: Convert to fraction form
    801,350.02/1,105,858.96 = 438,767.29/x
  3. Step 3: Cross multiply
    801,350.02x = 1,105,858.96 × 438,767.29
  4. Step 4: Simplify right side
    801,350.02x = 485,214,739,001.42
  5. Step 5: Solve for x
    x = 485,214,739,001.42/801,350.02
  6. Step 6: Final answer
    x = 605,496.63

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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.