Home / 442,187.15-610,220.31-251,211.02

Finding the Fourth Proportional to 442,187.15, 610,220.31 and 251,211.02

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Solution

The fourth proportional to 442,187.15, 610,220.31 and 251,211.02 is: 346,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,187.15 : 610,220.31 = 251,211.02 : x
  2. Step 2: Convert to fraction form
    442,187.15/610,220.31 = 251,211.02/x
  3. Step 3: Cross multiply
    442,187.15x = 610,220.31 × 251,211.02
  4. Step 4: Simplify right side
    442,187.15x = 153,294,066,645.69
  5. Step 5: Solve for x
    x = 153,294,066,645.69/442,187.15
  6. Step 6: Final answer
    x = 346,672.37

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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.