Home / 793,359.20-1,189,917.30-260,881.40

Finding the Fourth Proportional to 793,359.20, 1,189,917.30 and 260,881.40

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Solution

The fourth proportional to 793,359.20, 1,189,917.30 and 260,881.40 is: 391,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,359.20 : 1,189,917.30 = 260,881.40 : x
  2. Step 2: Convert to fraction form
    793,359.20/1,189,917.30 = 260,881.40/x
  3. Step 3: Cross multiply
    793,359.20x = 1,189,917.30 × 260,881.40
  4. Step 4: Simplify right side
    793,359.20x = 310,427,291,108.22
  5. Step 5: Solve for x
    x = 310,427,291,108.22/793,359.20
  6. Step 6: Final answer
    x = 391,282.15

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Double scale
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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.