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Finding the Fourth Proportional to 562,810.52, 843,085.02 and 262,877.24

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Solution

The fourth proportional to 562,810.52, 843,085.02 and 262,877.24 is: 393,787.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,810.52 : 843,085.02 = 262,877.24 : x
  2. Step 2: Convert to fraction form
    562,810.52/843,085.02 = 262,877.24/x
  3. Step 3: Cross multiply
    562,810.52x = 843,085.02 × 262,877.24
  4. Step 4: Simplify right side
    562,810.52x = 221,627,863,142.95
  5. Step 5: Solve for x
    x = 221,627,863,142.95/562,810.52
  6. Step 6: Final answer
    x = 393,787.71

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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.