Home / 360,899.64-497,972.34-199,747.08

Finding the Fourth Proportional to 360,899.64, 497,972.34 and 199,747.08

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Solution

The fourth proportional to 360,899.64, 497,972.34 and 199,747.08 is: 275,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,899.64 : 497,972.34 = 199,747.08 : x
  2. Step 2: Convert to fraction form
    360,899.64/497,972.34 = 199,747.08/x
  3. Step 3: Cross multiply
    360,899.64x = 497,972.34 × 199,747.08
  4. Step 4: Simplify right side
    360,899.64x = 99,468,520,835.77
  5. Step 5: Solve for x
    x = 99,468,520,835.77/360,899.64
  6. Step 6: Final answer
    x = 275,612.69

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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.