Home / 750,946.40-1,126,419.60-218,484.80

Finding the Fourth Proportional to 750,946.40, 1,126,419.60 and 218,484.80

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Solution

The fourth proportional to 750,946.40, 1,126,419.60 and 218,484.80 is: 327,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,946.40 : 1,126,419.60 = 218,484.80 : x
  2. Step 2: Convert to fraction form
    750,946.40/1,126,419.60 = 218,484.80/x
  3. Step 3: Cross multiply
    750,946.40x = 1,126,419.60 × 218,484.80
  4. Step 4: Simplify right side
    750,946.40x = 246,105,561,022.08
  5. Step 5: Solve for x
    x = 246,105,561,022.08/750,946.40
  6. Step 6: Final answer
    x = 327,727.20

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1.5x scale

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.