Home / 540,555.44-745,961.64-298,844.16

Finding the Fourth Proportional to 540,555.44, 745,961.64 and 298,844.16

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Solution

The fourth proportional to 540,555.44, 745,961.64 and 298,844.16 is: 412,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,555.44 : 745,961.64 = 298,844.16 : x
  2. Step 2: Convert to fraction form
    540,555.44/745,961.64 = 298,844.16/x
  3. Step 3: Cross multiply
    540,555.44x = 745,961.64 × 298,844.16
  4. Step 4: Simplify right side
    540,555.44x = 222,926,279,698.02
  5. Step 5: Solve for x
    x = 222,926,279,698.02/540,555.44
  6. Step 6: Final answer
    x = 412,402.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.