Home / 314,947.50-434,630.08-171,708.56

Finding the Fourth Proportional to 314,947.50, 434,630.08 and 171,708.56

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Solution

The fourth proportional to 314,947.50, 434,630.08 and 171,708.56 is: 236,959.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,947.50 : 434,630.08 = 171,708.56 : x
  2. Step 2: Convert to fraction form
    314,947.50/434,630.08 = 171,708.56/x
  3. Step 3: Cross multiply
    314,947.50x = 434,630.08 × 171,708.56
  4. Step 4: Simplify right side
    314,947.50x = 74,629,705,169.48
  5. Step 5: Solve for x
    x = 74,629,705,169.48/314,947.50
  6. Step 6: Final answer
    x = 236,959.19

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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.