Home / 774,920.04-1,161,824.55-364,359.57

Finding the Fourth Proportional to 774,920.04, 1,161,824.55 and 364,359.57

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Solution

The fourth proportional to 774,920.04, 1,161,824.55 and 364,359.57 is: 546,278.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,920.04 : 1,161,824.55 = 364,359.57 : x
  2. Step 2: Convert to fraction form
    774,920.04/1,161,824.55 = 364,359.57/x
  3. Step 3: Cross multiply
    774,920.04x = 1,161,824.55 × 364,359.57
  4. Step 4: Simplify right side
    774,920.04x = 423,321,893,453.44
  5. Step 5: Solve for x
    x = 423,321,893,453.44/774,920.04
  6. Step 6: Final answer
    x = 546,278.16

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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.