Home / 773,331.87-1,160,017.26-212,364.75

Finding the Fourth Proportional to 773,331.87, 1,160,017.26 and 212,364.75

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Solution

The fourth proportional to 773,331.87, 1,160,017.26 and 212,364.75 is: 318,552.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,331.87 : 1,160,017.26 = 212,364.75 : x
  2. Step 2: Convert to fraction form
    773,331.87/1,160,017.26 = 212,364.75/x
  3. Step 3: Cross multiply
    773,331.87x = 1,160,017.26 × 212,364.75
  4. Step 4: Simplify right side
    773,331.87x = 246,346,775,415.59
  5. Step 5: Solve for x
    x = 246,346,775,415.59/773,331.87
  6. Step 6: Final answer
    x = 318,552.47

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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.