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Finding the Fourth Proportional to 567,291.96, 851,039.13 and 188,235.42

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Solution

The fourth proportional to 567,291.96, 851,039.13 and 188,235.42 is: 282,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,291.96 : 851,039.13 = 188,235.42 : x
  2. Step 2: Convert to fraction form
    567,291.96/851,039.13 = 188,235.42/x
  3. Step 3: Cross multiply
    567,291.96x = 851,039.13 × 188,235.42
  4. Step 4: Simplify right side
    567,291.96x = 160,195,708,071.99
  5. Step 5: Solve for x
    x = 160,195,708,071.99/567,291.96
  6. Step 6: Final answer
    x = 282,386.71

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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.