Home / 763,352.17-1,143,284.29-364,273.20

Finding the Fourth Proportional to 763,352.17, 1,143,284.29 and 364,273.20

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Solution

The fourth proportional to 763,352.17, 1,143,284.29 and 364,273.20 is: 545,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,352.17 : 1,143,284.29 = 364,273.20 : x
  2. Step 2: Convert to fraction form
    763,352.17/1,143,284.29 = 364,273.20/x
  3. Step 3: Cross multiply
    763,352.17x = 1,143,284.29 × 364,273.20
  4. Step 4: Simplify right side
    763,352.17x = 416,467,825,917.35
  5. Step 5: Solve for x
    x = 416,467,825,917.35/763,352.17
  6. Step 6: Final answer
    x = 545,577.58

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Double scale
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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.