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Finding the Fourth Proportional to 332,333.31, 458,617.62 and 181,430.31

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Solution

The fourth proportional to 332,333.31, 458,617.62 and 181,430.31 is: 250,372.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,333.31 : 458,617.62 = 181,430.31 : x
  2. Step 2: Convert to fraction form
    332,333.31/458,617.62 = 181,430.31/x
  3. Step 3: Cross multiply
    332,333.31x = 458,617.62 × 181,430.31
  4. Step 4: Simplify right side
    332,333.31x = 83,207,136,968.06
  5. Step 5: Solve for x
    x = 83,207,136,968.06/332,333.31
  6. Step 6: Final answer
    x = 250,372.55

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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.