Home / 340,407.09-510,373.51-150,764.36

Finding the Fourth Proportional to 340,407.09, 510,373.51 and 150,764.36

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Solution

The fourth proportional to 340,407.09, 510,373.51 and 150,764.36 is: 226,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,407.09 : 510,373.51 = 150,764.36 : x
  2. Step 2: Convert to fraction form
    340,407.09/510,373.51 = 150,764.36/x
  3. Step 3: Cross multiply
    340,407.09x = 510,373.51 × 150,764.36
  4. Step 4: Simplify right side
    340,407.09x = 76,946,132,667.33
  5. Step 5: Solve for x
    x = 76,946,132,667.33/340,407.09
  6. Step 6: Final answer
    x = 226,041.51

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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.