Home / 883,670.30-1,325,505.45-322,631.90

Finding the Fourth Proportional to 883,670.30, 1,325,505.45 and 322,631.90

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Solution

The fourth proportional to 883,670.30, 1,325,505.45 and 322,631.90 is: 483,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,670.30 : 1,325,505.45 = 322,631.90 : x
  2. Step 2: Convert to fraction form
    883,670.30/1,325,505.45 = 322,631.90/x
  3. Step 3: Cross multiply
    883,670.30x = 1,325,505.45 × 322,631.90
  4. Step 4: Simplify right side
    883,670.30x = 427,650,341,793.86
  5. Step 5: Solve for x
    x = 427,650,341,793.86/883,670.30
  6. Step 6: Final answer
    x = 483,947.85

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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.