Home / 817,517.52-1,226,460.78-248,949.48

Finding the Fourth Proportional to 817,517.52, 1,226,460.78 and 248,949.48

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Solution

The fourth proportional to 817,517.52, 1,226,460.78 and 248,949.48 is: 373,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,517.52 : 1,226,460.78 = 248,949.48 : x
  2. Step 2: Convert to fraction form
    817,517.52/1,226,460.78 = 248,949.48/x
  3. Step 3: Cross multiply
    817,517.52x = 1,226,460.78 × 248,949.48
  4. Step 4: Simplify right side
    817,517.52x = 305,326,773,421.39
  5. Step 5: Solve for x
    x = 305,326,773,421.39/817,517.52
  6. Step 6: Final answer
    x = 373,480.40

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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.