Home / 890,950.18-1,229,520.04-483,050.92

Finding the Fourth Proportional to 890,950.18, 1,229,520.04 and 483,050.92

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Solution

The fourth proportional to 890,950.18, 1,229,520.04 and 483,050.92 is: 666,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,950.18 : 1,229,520.04 = 483,050.92 : x
  2. Step 2: Convert to fraction form
    890,950.18/1,229,520.04 = 483,050.92/x
  3. Step 3: Cross multiply
    890,950.18x = 1,229,520.04 × 483,050.92
  4. Step 4: Simplify right side
    890,950.18x = 593,920,786,480.44
  5. Step 5: Solve for x
    x = 593,920,786,480.44/890,950.18
  6. Step 6: Final answer
    x = 666,615.04

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.