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Finding the Fourth Proportional to 528,877.48, 793,372.74 and 168,922.66

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Solution

The fourth proportional to 528,877.48, 793,372.74 and 168,922.66 is: 253,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,877.48 : 793,372.74 = 168,922.66 : x
  2. Step 2: Convert to fraction form
    528,877.48/793,372.74 = 168,922.66/x
  3. Step 3: Cross multiply
    528,877.48x = 793,372.74 × 168,922.66
  4. Step 4: Simplify right side
    528,877.48x = 134,018,633,612.29
  5. Step 5: Solve for x
    x = 134,018,633,612.29/528,877.48
  6. Step 6: Final answer
    x = 253,402.04

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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.