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Finding the Fourth Proportional to 479,874.96, 662,222.16 and 265,010.76

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Solution

The fourth proportional to 479,874.96, 662,222.16 and 265,010.76 is: 365,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,874.96 : 662,222.16 = 265,010.76 : x
  2. Step 2: Convert to fraction form
    479,874.96/662,222.16 = 265,010.76/x
  3. Step 3: Cross multiply
    479,874.96x = 662,222.16 × 265,010.76
  4. Step 4: Simplify right side
    479,874.96x = 175,495,997,910.44
  5. Step 5: Solve for x
    x = 175,495,997,910.44/479,874.96
  6. Step 6: Final answer
    x = 365,711.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.