Home / 750,822.40-1,126,233.60-609,104.80

Finding the Fourth Proportional to 750,822.40, 1,126,233.60 and 609,104.80

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Solution

The fourth proportional to 750,822.40, 1,126,233.60 and 609,104.80 is: 913,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,822.40 : 1,126,233.60 = 609,104.80 : x
  2. Step 2: Convert to fraction form
    750,822.40/1,126,233.60 = 609,104.80/x
  3. Step 3: Cross multiply
    750,822.40x = 1,126,233.60 × 609,104.80
  4. Step 4: Simplify right side
    750,822.40x = 685,994,291,681.28
  5. Step 5: Solve for x
    x = 685,994,291,681.28/750,822.40
  6. Step 6: Final answer
    x = 913,657.20

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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.