Home / 758,940.10-1,138,064.55-337,999.30

Finding the Fourth Proportional to 758,940.10, 1,138,064.55 and 337,999.30

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Solution

The fourth proportional to 758,940.10, 1,138,064.55 and 337,999.30 is: 506,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,940.10 : 1,138,064.55 = 337,999.30 : x
  2. Step 2: Convert to fraction form
    758,940.10/1,138,064.55 = 337,999.30/x
  3. Step 3: Cross multiply
    758,940.10x = 1,138,064.55 × 337,999.30
  4. Step 4: Simplify right side
    758,940.10x = 384,665,021,254.82
  5. Step 5: Solve for x
    x = 384,665,021,254.82/758,940.10
  6. Step 6: Final answer
    x = 506,845.03

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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.