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Finding the Fourth Proportional to 581,645.34, 872,468.07 and 182,286.06

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Solution

The fourth proportional to 581,645.34, 872,468.07 and 182,286.06 is: 273,429.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,645.34 : 872,468.07 = 182,286.06 : x
  2. Step 2: Convert to fraction form
    581,645.34/872,468.07 = 182,286.06/x
  3. Step 3: Cross multiply
    581,645.34x = 872,468.07 × 182,286.06
  4. Step 4: Simplify right side
    581,645.34x = 159,038,766,956.10
  5. Step 5: Solve for x
    x = 159,038,766,956.10/581,645.34
  6. Step 6: Final answer
    x = 273,429.11

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Double scale
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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.