Home / 790,191.83-1,184,807.75-309,844.13

Finding the Fourth Proportional to 790,191.83, 1,184,807.75 and 309,844.13

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Solution

The fourth proportional to 790,191.83, 1,184,807.75 and 309,844.13 is: 464,577.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,191.83 : 1,184,807.75 = 309,844.13 : x
  2. Step 2: Convert to fraction form
    790,191.83/1,184,807.75 = 309,844.13/x
  3. Step 3: Cross multiply
    790,191.83x = 1,184,807.75 × 309,844.13
  4. Step 4: Simplify right side
    790,191.83x = 367,105,719,042.75
  5. Step 5: Solve for x
    x = 367,105,719,042.75/790,191.83
  6. Step 6: Final answer
    x = 464,577.98

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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.