Home / 360,814.32-497,924.73-199,680.48

Finding the Fourth Proportional to 360,814.32, 497,924.73 and 199,680.48

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Solution

The fourth proportional to 360,814.32, 497,924.73 and 199,680.48 is: 275,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,814.32 : 497,924.73 = 199,680.48 : x
  2. Step 2: Convert to fraction form
    360,814.32/497,924.73 = 199,680.48/x
  3. Step 3: Cross multiply
    360,814.32x = 497,924.73 × 199,680.48
  4. Step 4: Simplify right side
    360,814.32x = 99,425,849,090.27
  5. Step 5: Solve for x
    x = 99,425,849,090.27/360,814.32
  6. Step 6: Final answer
    x = 275,559.60

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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.