Home / 801,010.40-1,105,391.48-433,486.80

Finding the Fourth Proportional to 801,010.40, 1,105,391.48 and 433,486.80

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Solution

The fourth proportional to 801,010.40, 1,105,391.48 and 433,486.80 is: 598,210.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,010.40 : 1,105,391.48 = 433,486.80 : x
  2. Step 2: Convert to fraction form
    801,010.40/1,105,391.48 = 433,486.80/x
  3. Step 3: Cross multiply
    801,010.40x = 1,105,391.48 × 433,486.80
  4. Step 4: Simplify right side
    801,010.40x = 479,172,613,245.03
  5. Step 5: Solve for x
    x = 479,172,613,245.03/801,010.40
  6. Step 6: Final answer
    x = 598,210.23

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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.