Home / 827,097.80-1,240,646.70-228,151.40

Finding the Fourth Proportional to 827,097.80, 1,240,646.70 and 228,151.40

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Solution

The fourth proportional to 827,097.80, 1,240,646.70 and 228,151.40 is: 342,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,097.80 : 1,240,646.70 = 228,151.40 : x
  2. Step 2: Convert to fraction form
    827,097.80/1,240,646.70 = 228,151.40/x
  3. Step 3: Cross multiply
    827,097.80x = 1,240,646.70 × 228,151.40
  4. Step 4: Simplify right side
    827,097.80x = 283,055,281,510.38
  5. Step 5: Solve for x
    x = 283,055,281,510.38/827,097.80
  6. Step 6: Final answer
    x = 342,227.10

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Similar ratio
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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.