Home / 360,372.15-497,270.34-199,205.31

Finding the Fourth Proportional to 360,372.15, 497,270.34 and 199,205.31

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Solution

The fourth proportional to 360,372.15, 497,270.34 and 199,205.31 is: 274,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,372.15 : 497,270.34 = 199,205.31 : x
  2. Step 2: Convert to fraction form
    360,372.15/497,270.34 = 199,205.31/x
  3. Step 3: Cross multiply
    360,372.15x = 497,270.34 × 199,205.31
  4. Step 4: Simplify right side
    360,372.15x = 99,058,892,233.51
  5. Step 5: Solve for x
    x = 99,058,892,233.51/360,372.15
  6. Step 6: Final answer
    x = 274,879.43

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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.