Home / 314,731.55-472,236.85-164,936.23

Finding the Fourth Proportional to 314,731.55, 472,236.85 and 164,936.23

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Solution

The fourth proportional to 314,731.55, 472,236.85 and 164,936.23 is: 247,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,731.55 : 472,236.85 = 164,936.23 : x
  2. Step 2: Convert to fraction form
    314,731.55/472,236.85 = 164,936.23/x
  3. Step 3: Cross multiply
    314,731.55x = 472,236.85 × 164,936.23
  4. Step 4: Simplify right side
    314,731.55x = 77,888,965,706.08
  5. Step 5: Solve for x
    x = 77,888,965,706.08/314,731.55
  6. Step 6: Final answer
    x = 247,477.46

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1.5x scale

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.