Home / 845,393.80-1,265,987.10-591,486.40

Finding the Fourth Proportional to 845,393.80, 1,265,987.10 and 591,486.40

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Solution

The fourth proportional to 845,393.80, 1,265,987.10 and 591,486.40 is: 885,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,393.80 : 1,265,987.10 = 591,486.40 : x
  2. Step 2: Convert to fraction form
    845,393.80/1,265,987.10 = 591,486.40/x
  3. Step 3: Cross multiply
    845,393.80x = 1,265,987.10 × 591,486.40
  4. Step 4: Simplify right side
    845,393.80x = 748,814,152,225.44
  5. Step 5: Solve for x
    x = 748,814,152,225.44/845,393.80
  6. Step 6: Final answer
    x = 885,757.80

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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.