Home / 649,344.12-896,078.34-362,866.56

Finding the Fourth Proportional to 649,344.12, 896,078.34 and 362,866.56

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Solution

The fourth proportional to 649,344.12, 896,078.34 and 362,866.56 is: 500,746.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,344.12 : 896,078.34 = 362,866.56 : x
  2. Step 2: Convert to fraction form
    649,344.12/896,078.34 = 362,866.56/x
  3. Step 3: Cross multiply
    649,344.12x = 896,078.34 × 362,866.56
  4. Step 4: Simplify right side
    649,344.12x = 325,156,864,726.31
  5. Step 5: Solve for x
    x = 325,156,864,726.31/649,344.12
  6. Step 6: Final answer
    x = 500,746.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.