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Finding the Fourth Proportional to 562,477.59, 843,879.78 and 202,641.61

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Solution

The fourth proportional to 562,477.59, 843,879.78 and 202,641.61 is: 304,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,477.59 : 843,879.78 = 202,641.61 : x
  2. Step 2: Convert to fraction form
    562,477.59/843,879.78 = 202,641.61/x
  3. Step 3: Cross multiply
    562,477.59x = 843,879.78 × 202,641.61
  4. Step 4: Simplify right side
    562,477.59x = 171,005,155,155.95
  5. Step 5: Solve for x
    x = 171,005,155,155.95/562,477.59
  6. Step 6: Final answer
    x = 304,021.28

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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.