Home / 314,849.70-472,274.55-173,132.10

Finding the Fourth Proportional to 314,849.70, 472,274.55 and 173,132.10

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Solution

The fourth proportional to 314,849.70, 472,274.55 and 173,132.10 is: 259,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,849.70 : 472,274.55 = 173,132.10 : x
  2. Step 2: Convert to fraction form
    314,849.70/472,274.55 = 173,132.10/x
  3. Step 3: Cross multiply
    314,849.70x = 472,274.55 × 173,132.10
  4. Step 4: Simplify right side
    314,849.70x = 81,765,884,618.06
  5. Step 5: Solve for x
    x = 81,765,884,618.06/314,849.70
  6. Step 6: Final answer
    x = 259,698.15

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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.