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Finding the Fourth Proportional to 471,527.35, 707,291.25 and 155,984.25

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Solution

The fourth proportional to 471,527.35, 707,291.25 and 155,984.25 is: 233,976.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,527.35 : 707,291.25 = 155,984.25 : x
  2. Step 2: Convert to fraction form
    471,527.35/707,291.25 = 155,984.25/x
  3. Step 3: Cross multiply
    471,527.35x = 707,291.25 × 155,984.25
  4. Step 4: Simplify right side
    471,527.35x = 110,326,298,107.63
  5. Step 5: Solve for x
    x = 110,326,298,107.63/471,527.35
  6. Step 6: Final answer
    x = 233,976.46

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Similar ratio
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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.