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Finding the Fourth Proportional to 244,774.72, 366,345.44 and 139,565.76

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Solution

The fourth proportional to 244,774.72, 366,345.44 and 139,565.76 is: 208,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,774.72 : 366,345.44 = 139,565.76 : x
  2. Step 2: Convert to fraction form
    244,774.72/366,345.44 = 139,565.76/x
  3. Step 3: Cross multiply
    244,774.72x = 366,345.44 × 139,565.76
  4. Step 4: Simplify right side
    244,774.72x = 51,129,279,756.13
  5. Step 5: Solve for x
    x = 51,129,279,756.13/244,774.72
  6. Step 6: Final answer
    x = 208,883.01

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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.