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Finding the Fourth Proportional to 448,794.52, 619,336.40 and 247,590.52

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Solution

The fourth proportional to 448,794.52, 619,336.40 and 247,590.52 is: 341,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,794.52 : 619,336.40 = 247,590.52 : x
  2. Step 2: Convert to fraction form
    448,794.52/619,336.40 = 247,590.52/x
  3. Step 3: Cross multiply
    448,794.52x = 619,336.40 × 247,590.52
  4. Step 4: Simplify right side
    448,794.52x = 153,341,821,330.93
  5. Step 5: Solve for x
    x = 153,341,821,330.93/448,794.52
  6. Step 6: Final answer
    x = 341,674.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.