Home / 314,932.20-472,544.10-165,341.40

Finding the Fourth Proportional to 314,932.20, 472,544.10 and 165,341.40

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Solution

The fourth proportional to 314,932.20, 472,544.10 and 165,341.40 is: 248,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,932.20 : 472,544.10 = 165,341.40 : x
  2. Step 2: Convert to fraction form
    314,932.20/472,544.10 = 165,341.40/x
  3. Step 3: Cross multiply
    314,932.20x = 472,544.10 × 165,341.40
  4. Step 4: Simplify right side
    314,932.20x = 78,131,103,055.74
  5. Step 5: Solve for x
    x = 78,131,103,055.74/314,932.20
  6. Step 6: Final answer
    x = 248,088.65

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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.