Home / 786,818.04-1,180,467.60-331,644.96

Finding the Fourth Proportional to 786,818.04, 1,180,467.60 and 331,644.96

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Solution

The fourth proportional to 786,818.04, 1,180,467.60 and 331,644.96 is: 497,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,818.04 : 1,180,467.60 = 331,644.96 : x
  2. Step 2: Convert to fraction form
    786,818.04/1,180,467.60 = 331,644.96/x
  3. Step 3: Cross multiply
    786,818.04x = 1,180,467.60 × 331,644.96
  4. Step 4: Simplify right side
    786,818.04x = 391,496,129,983.30
  5. Step 5: Solve for x
    x = 391,496,129,983.30/786,818.04
  6. Step 6: Final answer
    x = 497,568.83

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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.