Home / 360,311.23-497,220.74-199,162.13

Finding the Fourth Proportional to 360,311.23, 497,220.74 and 199,162.13

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Solution

The fourth proportional to 360,311.23, 497,220.74 and 199,162.13 is: 274,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,311.23 : 497,220.74 = 199,162.13 : x
  2. Step 2: Convert to fraction form
    360,311.23/497,220.74 = 199,162.13/x
  3. Step 3: Cross multiply
    360,311.23x = 497,220.74 × 199,162.13
  4. Step 4: Simplify right side
    360,311.23x = 99,027,541,658.58
  5. Step 5: Solve for x
    x = 99,027,541,658.58/360,311.23
  6. Step 6: Final answer
    x = 274,838.90

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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.