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Finding the Fourth Proportional to 473,257.04, 709,896.60 and 157,739.60

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Solution

The fourth proportional to 473,257.04, 709,896.60 and 157,739.60 is: 236,613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,257.04 : 709,896.60 = 157,739.60 : x
  2. Step 2: Convert to fraction form
    473,257.04/709,896.60 = 157,739.60/x
  3. Step 3: Cross multiply
    473,257.04x = 709,896.60 × 157,739.60
  4. Step 4: Simplify right side
    473,257.04x = 111,978,805,725.36
  5. Step 5: Solve for x
    x = 111,978,805,725.36/473,257.04
  6. Step 6: Final answer
    x = 236,613.08

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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.