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Finding the Fourth Proportional to 562,400.87, 843,798.13 and 163,065.61

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Solution

The fourth proportional to 562,400.87, 843,798.13 and 163,065.61 is: 244,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,400.87 : 843,798.13 = 163,065.61 : x
  2. Step 2: Convert to fraction form
    562,400.87/843,798.13 = 163,065.61/x
  3. Step 3: Cross multiply
    562,400.87x = 843,798.13 × 163,065.61
  4. Step 4: Simplify right side
    562,400.87x = 137,594,454,268.15
  5. Step 5: Solve for x
    x = 137,594,454,268.15/562,400.87
  6. Step 6: Final answer
    x = 244,655.48

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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.