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Finding the Fourth Proportional to 535,325.43, 738,767.92 and 293,608.96

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Solution

The fourth proportional to 535,325.43, 738,767.92 and 293,608.96 is: 405,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,325.43 : 738,767.92 = 293,608.96 : x
  2. Step 2: Convert to fraction form
    535,325.43/738,767.92 = 293,608.96/x
  3. Step 3: Cross multiply
    535,325.43x = 738,767.92 × 293,608.96
  4. Step 4: Simplify right side
    535,325.43x = 216,908,883,010.83
  5. Step 5: Solve for x
    x = 216,908,883,010.83/535,325.43
  6. Step 6: Final answer
    x = 405,190.69

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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.