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Finding the Fourth Proportional to 424,484.12, 585,778.32 and 233,493.44

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Solution

The fourth proportional to 424,484.12, 585,778.32 and 233,493.44 is: 322,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,484.12 : 585,778.32 = 233,493.44 : x
  2. Step 2: Convert to fraction form
    424,484.12/585,778.32 = 233,493.44/x
  3. Step 3: Cross multiply
    424,484.12x = 585,778.32 × 233,493.44
  4. Step 4: Simplify right side
    424,484.12x = 136,775,395,014.22
  5. Step 5: Solve for x
    x = 136,775,395,014.22/424,484.12
  6. Step 6: Final answer
    x = 322,215.58

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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.