Home / 794,486.12-1,191,353.52-288,694.64

Finding the Fourth Proportional to 794,486.12, 1,191,353.52 and 288,694.64

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Solution

The fourth proportional to 794,486.12, 1,191,353.52 and 288,694.64 is: 432,905.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,486.12 : 1,191,353.52 = 288,694.64 : x
  2. Step 2: Convert to fraction form
    794,486.12/1,191,353.52 = 288,694.64/x
  3. Step 3: Cross multiply
    794,486.12x = 1,191,353.52 × 288,694.64
  4. Step 4: Simplify right side
    794,486.12x = 343,937,375,569.13
  5. Step 5: Solve for x
    x = 343,937,375,569.13/794,486.12
  6. Step 6: Final answer
    x = 432,905.46

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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.