Home / 801,897.09-1,106,617.93-439,333.80

Finding the Fourth Proportional to 801,897.09, 1,106,617.93 and 439,333.80

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Solution

The fourth proportional to 801,897.09, 1,106,617.93 and 439,333.80 is: 606,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,897.09 : 1,106,617.93 = 439,333.80 : x
  2. Step 2: Convert to fraction form
    801,897.09/1,106,617.93 = 439,333.80/x
  3. Step 3: Cross multiply
    801,897.09x = 1,106,617.93 × 439,333.80
  4. Step 4: Simplify right side
    801,897.09x = 486,174,660,335.03
  5. Step 5: Solve for x
    x = 486,174,660,335.03/801,897.09
  6. Step 6: Final answer
    x = 606,280.61

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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.