Home / 314,734.68-472,241.58-164,939.36

Finding the Fourth Proportional to 314,734.68, 472,241.58 and 164,939.36

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Solution

The fourth proportional to 314,734.68, 472,241.58 and 164,939.36 is: 247,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,734.68 : 472,241.58 = 164,939.36 : x
  2. Step 2: Convert to fraction form
    314,734.68/472,241.58 = 164,939.36/x
  3. Step 3: Cross multiply
    314,734.68x = 472,241.58 × 164,939.36
  4. Step 4: Simplify right side
    314,734.68x = 77,891,223,970.59
  5. Step 5: Solve for x
    x = 77,891,223,970.59/314,734.68
  6. Step 6: Final answer
    x = 247,482.18

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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.