Home / 762,539.04-1,143,064.64-363,072.48

Finding the Fourth Proportional to 762,539.04, 1,143,064.64 and 363,072.48

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Solution

The fourth proportional to 762,539.04, 1,143,064.64 and 363,072.48 is: 544,254.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,539.04 : 1,143,064.64 = 363,072.48 : x
  2. Step 2: Convert to fraction form
    762,539.04/1,143,064.64 = 363,072.48/x
  3. Step 3: Cross multiply
    762,539.04x = 1,143,064.64 × 363,072.48
  4. Step 4: Simplify right side
    762,539.04x = 415,015,313,645.11
  5. Step 5: Solve for x
    x = 415,015,313,645.11/762,539.04
  6. Step 6: Final answer
    x = 544,254.51

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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.