Home / 859,588.44-1,289,381.28-228,502.32

Finding the Fourth Proportional to 859,588.44, 1,289,381.28 and 228,502.32

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Solution

The fourth proportional to 859,588.44, 1,289,381.28 and 228,502.32 is: 342,753.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,588.44 : 1,289,381.28 = 228,502.32 : x
  2. Step 2: Convert to fraction form
    859,588.44/1,289,381.28 = 228,502.32/x
  3. Step 3: Cross multiply
    859,588.44x = 1,289,381.28 × 228,502.32
  4. Step 4: Simplify right side
    859,588.44x = 294,626,613,844.57
  5. Step 5: Solve for x
    x = 294,626,613,844.57/859,588.44
  6. Step 6: Final answer
    x = 342,753.11

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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.