Home / 317,848.52-476,720.37-104,619.20

Finding the Fourth Proportional to 317,848.52, 476,720.37 and 104,619.20

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Solution

The fourth proportional to 317,848.52, 476,720.37 and 104,619.20 is: 156,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,848.52 : 476,720.37 = 104,619.20 : x
  2. Step 2: Convert to fraction form
    317,848.52/476,720.37 = 104,619.20/x
  3. Step 3: Cross multiply
    317,848.52x = 476,720.37 × 104,619.20
  4. Step 4: Simplify right side
    317,848.52x = 49,874,101,349.50
  5. Step 5: Solve for x
    x = 49,874,101,349.50/317,848.52
  6. Step 6: Final answer
    x = 156,911.54

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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.