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Finding the Fourth Proportional to 217,574.52, 326,302.34 and 59,765.40

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Solution

The fourth proportional to 217,574.52, 326,302.34 and 59,765.40 is: 89,631.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,574.52 : 326,302.34 = 59,765.40 : x
  2. Step 2: Convert to fraction form
    217,574.52/326,302.34 = 59,765.40/x
  3. Step 3: Cross multiply
    217,574.52x = 326,302.34 × 59,765.40
  4. Step 4: Simplify right side
    217,574.52x = 19,501,589,871.04
  5. Step 5: Solve for x
    x = 19,501,589,871.04/217,574.52
  6. Step 6: Final answer
    x = 89,631.77

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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.