Home / 928,887.75-1,393,565.72-264,039.75

Finding the Fourth Proportional to 928,887.75, 1,393,565.72 and 264,039.75

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Solution

The fourth proportional to 928,887.75, 1,393,565.72 and 264,039.75 is: 396,126.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,887.75 : 1,393,565.72 = 264,039.75 : x
  2. Step 2: Convert to fraction form
    928,887.75/1,393,565.72 = 264,039.75/x
  3. Step 3: Cross multiply
    928,887.75x = 1,393,565.72 × 264,039.75
  4. Step 4: Simplify right side
    928,887.75x = 367,956,742,997.17
  5. Step 5: Solve for x
    x = 367,956,742,997.17/928,887.75
  6. Step 6: Final answer
    x = 396,126.17

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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.