Home / 772,550.16-1,158,774.44-266,993.52

Finding the Fourth Proportional to 772,550.16, 1,158,774.44 and 266,993.52

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Solution

The fourth proportional to 772,550.16, 1,158,774.44 and 266,993.52 is: 400,472.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,550.16 : 1,158,774.44 = 266,993.52 : x
  2. Step 2: Convert to fraction form
    772,550.16/1,158,774.44 = 266,993.52/x
  3. Step 3: Cross multiply
    772,550.16x = 1,158,774.44 × 266,993.52
  4. Step 4: Simplify right side
    772,550.16x = 309,385,266,621.63
  5. Step 5: Solve for x
    x = 309,385,266,621.63/772,550.16
  6. Step 6: Final answer
    x = 400,472.72

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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.