Home / 740,404.80-1,110,607.20-366,379.20

Finding the Fourth Proportional to 740,404.80, 1,110,607.20 and 366,379.20

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Solution

The fourth proportional to 740,404.80, 1,110,607.20 and 366,379.20 is: 549,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,404.80 : 1,110,607.20 = 366,379.20 : x
  2. Step 2: Convert to fraction form
    740,404.80/1,110,607.20 = 366,379.20/x
  3. Step 3: Cross multiply
    740,404.80x = 1,110,607.20 × 366,379.20
  4. Step 4: Simplify right side
    740,404.80x = 406,903,377,450.24
  5. Step 5: Solve for x
    x = 406,903,377,450.24/740,404.80
  6. Step 6: Final answer
    x = 549,568.80

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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.