Home / 735,999.10-1,103,415.45-403,575.10

Finding the Fourth Proportional to 735,999.10, 1,103,415.45 and 403,575.10

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Solution

The fourth proportional to 735,999.10, 1,103,415.45 and 403,575.10 is: 605,042.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,999.10 : 1,103,415.45 = 403,575.10 : x
  2. Step 2: Convert to fraction form
    735,999.10/1,103,415.45 = 403,575.10/x
  3. Step 3: Cross multiply
    735,999.10x = 1,103,415.45 × 403,575.10
  4. Step 4: Simplify right side
    735,999.10x = 445,311,000,575.30
  5. Step 5: Solve for x
    x = 445,311,000,575.30/735,999.10
  6. Step 6: Final answer
    x = 605,042.86

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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.