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Finding the Fourth Proportional to 614,752.22, 848,361.76 and 342,837.30

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Solution

The fourth proportional to 614,752.22, 848,361.76 and 342,837.30 is: 473,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,752.22 : 848,361.76 = 342,837.30 : x
  2. Step 2: Convert to fraction form
    614,752.22/848,361.76 = 342,837.30/x
  3. Step 3: Cross multiply
    614,752.22x = 848,361.76 × 342,837.30
  4. Step 4: Simplify right side
    614,752.22x = 290,850,055,221.65
  5. Step 5: Solve for x
    x = 290,850,055,221.65/614,752.22
  6. Step 6: Final answer
    x = 473,117.54

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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.