Home / 794,618.23-1,191,900.60-345,339.15

Finding the Fourth Proportional to 794,618.23, 1,191,900.60 and 345,339.15

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Solution

The fourth proportional to 794,618.23, 1,191,900.60 and 345,339.15 is: 517,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,618.23 : 1,191,900.60 = 345,339.15 : x
  2. Step 2: Convert to fraction form
    794,618.23/1,191,900.60 = 345,339.15/x
  3. Step 3: Cross multiply
    794,618.23x = 1,191,900.60 × 345,339.15
  4. Step 4: Simplify right side
    794,618.23x = 411,609,937,972.09
  5. Step 5: Solve for x
    x = 411,609,937,972.09/794,618.23
  6. Step 6: Final answer
    x = 517,997.10

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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.