Home / 347,646.05-520,577.26-240,878.33

Finding the Fourth Proportional to 347,646.05, 520,577.26 and 240,878.33

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Solution

The fourth proportional to 347,646.05, 520,577.26 and 240,878.33 is: 360,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,646.05 : 520,577.26 = 240,878.33 : x
  2. Step 2: Convert to fraction form
    347,646.05/520,577.26 = 240,878.33/x
  3. Step 3: Cross multiply
    347,646.05x = 520,577.26 × 240,878.33
  4. Step 4: Simplify right side
    347,646.05x = 125,395,777,819.69
  5. Step 5: Solve for x
    x = 125,395,777,819.69/347,646.05
  6. Step 6: Final answer
    x = 360,699.57

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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.