Home / 867,372.46-1,301,179.65-394,176.94

Finding the Fourth Proportional to 867,372.46, 1,301,179.65 and 394,176.94

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Solution

The fourth proportional to 867,372.46, 1,301,179.65 and 394,176.94 is: 591,320.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,372.46 : 1,301,179.65 = 394,176.94 : x
  2. Step 2: Convert to fraction form
    867,372.46/1,301,179.65 = 394,176.94/x
  3. Step 3: Cross multiply
    867,372.46x = 1,301,179.65 × 394,176.94
  4. Step 4: Simplify right side
    867,372.46x = 512,895,012,827.27
  5. Step 5: Solve for x
    x = 512,895,012,827.27/867,372.46
  6. Step 6: Final answer
    x = 591,320.38

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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.