Home / 804,934.20-1,207,401.30-793,124.40

Finding the Fourth Proportional to 804,934.20, 1,207,401.30 and 793,124.40

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Solution

The fourth proportional to 804,934.20, 1,207,401.30 and 793,124.40 is: 1,189,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,934.20 : 1,207,401.30 = 793,124.40 : x
  2. Step 2: Convert to fraction form
    804,934.20/1,207,401.30 = 793,124.40/x
  3. Step 3: Cross multiply
    804,934.20x = 1,207,401.30 × 793,124.40
  4. Step 4: Simplify right side
    804,934.20x = 957,619,431,621.72
  5. Step 5: Solve for x
    x = 957,619,431,621.72/804,934.20
  6. Step 6: Final answer
    x = 1,189,686.60

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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.