Home / 650,742.80-976,114.20-335,814.80

Finding the Fourth Proportional to 650,742.80, 976,114.20 and 335,814.80

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Solution

The fourth proportional to 650,742.80, 976,114.20 and 335,814.80 is: 503,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,742.80 : 976,114.20 = 335,814.80 : x
  2. Step 2: Convert to fraction form
    650,742.80/976,114.20 = 335,814.80/x
  3. Step 3: Cross multiply
    650,742.80x = 976,114.20 × 335,814.80
  4. Step 4: Simplify right side
    650,742.80x = 327,793,594,850.16
  5. Step 5: Solve for x
    x = 327,793,594,850.16/650,742.80
  6. Step 6: Final answer
    x = 503,722.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.