Home / 314,739.24-434,334.54-171,500.52

Finding the Fourth Proportional to 314,739.24, 434,334.54 and 171,500.52

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Solution

The fourth proportional to 314,739.24, 434,334.54 and 171,500.52 is: 236,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,739.24 : 434,334.54 = 171,500.52 : x
  2. Step 2: Convert to fraction form
    314,739.24/434,334.54 = 171,500.52/x
  3. Step 3: Cross multiply
    314,739.24x = 434,334.54 × 171,500.52
  4. Step 4: Simplify right side
    314,739.24x = 74,488,599,463.96
  5. Step 5: Solve for x
    x = 74,488,599,463.96/314,739.24
  6. Step 6: Final answer
    x = 236,667.66

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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.