Home / 314,738.70-472,247.58-164,943.36

Finding the Fourth Proportional to 314,738.70, 472,247.58 and 164,943.36

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Solution

The fourth proportional to 314,738.70, 472,247.58 and 164,943.36 is: 247,488.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,738.70 : 472,247.58 = 164,943.36 : x
  2. Step 2: Convert to fraction form
    314,738.70/472,247.58 = 164,943.36/x
  3. Step 3: Cross multiply
    314,738.70x = 472,247.58 × 164,943.36
  4. Step 4: Simplify right side
    314,738.70x = 77,894,102,597.07
  5. Step 5: Solve for x
    x = 77,894,102,597.07/314,738.70
  6. Step 6: Final answer
    x = 247,488.16

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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.