Home / 790,598.12-1,185,470.64-410,581.35

Finding the Fourth Proportional to 790,598.12, 1,185,470.64 and 410,581.35

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Solution

The fourth proportional to 790,598.12, 1,185,470.64 and 410,581.35 is: 615,650.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,598.12 : 1,185,470.64 = 410,581.35 : x
  2. Step 2: Convert to fraction form
    790,598.12/1,185,470.64 = 410,581.35/x
  3. Step 3: Cross multiply
    790,598.12x = 1,185,470.64 × 410,581.35
  4. Step 4: Simplify right side
    790,598.12x = 486,732,135,756.56
  5. Step 5: Solve for x
    x = 486,732,135,756.56/790,598.12
  6. Step 6: Final answer
    x = 615,650.51

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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.