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Finding the Fourth Proportional to 562,391.61, 843,784.24 and 163,056.34

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Solution

The fourth proportional to 562,391.61, 843,784.24 and 163,056.34 is: 244,641.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,391.61 : 843,784.24 = 163,056.34 : x
  2. Step 2: Convert to fraction form
    562,391.61/843,784.24 = 163,056.34/x
  3. Step 3: Cross multiply
    562,391.61x = 843,784.24 × 163,056.34
  4. Step 4: Simplify right side
    562,391.61x = 137,584,370,876.90
  5. Step 5: Solve for x
    x = 137,584,370,876.90/562,391.61
  6. Step 6: Final answer
    x = 244,641.58

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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.