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Finding the Fourth Proportional to 317,314.19, 475,523.74 and 175,223.43

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Solution

The fourth proportional to 317,314.19, 475,523.74 and 175,223.43 is: 262,588.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,314.19 : 475,523.74 = 175,223.43 : x
  2. Step 2: Convert to fraction form
    317,314.19/475,523.74 = 175,223.43/x
  3. Step 3: Cross multiply
    317,314.19x = 475,523.74 × 175,223.43
  4. Step 4: Simplify right side
    317,314.19x = 83,322,900,331.17
  5. Step 5: Solve for x
    x = 83,322,900,331.17/317,314.19
  6. Step 6: Final answer
    x = 262,588.01

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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.