Home / 727,754.24-1,091,251.20-228,984.32

Finding the Fourth Proportional to 727,754.24, 1,091,251.20 and 228,984.32

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Solution

The fourth proportional to 727,754.24, 1,091,251.20 and 228,984.32 is: 343,356.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,754.24 : 1,091,251.20 = 228,984.32 : x
  2. Step 2: Convert to fraction form
    727,754.24/1,091,251.20 = 228,984.32/x
  3. Step 3: Cross multiply
    727,754.24x = 1,091,251.20 × 228,984.32
  4. Step 4: Simplify right side
    727,754.24x = 249,879,413,981.18
  5. Step 5: Solve for x
    x = 249,879,413,981.18/727,754.24
  6. Step 6: Final answer
    x = 343,356.86

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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.