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Finding the Fourth Proportional to 317,557.04, 476,346.48 and 159,699.44

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Solution

The fourth proportional to 317,557.04, 476,346.48 and 159,699.44 is: 239,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,557.04 : 476,346.48 = 159,699.44 : x
  2. Step 2: Convert to fraction form
    317,557.04/476,346.48 = 159,699.44/x
  3. Step 3: Cross multiply
    317,557.04x = 476,346.48 × 159,699.44
  4. Step 4: Simplify right side
    317,557.04x = 76,072,266,101.97
  5. Step 5: Solve for x
    x = 76,072,266,101.97/317,557.04
  6. Step 6: Final answer
    x = 239,554.65

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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.