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Finding the Fourth Proportional to 293,289.95, 404,740.12 and 159,153.95

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Solution

The fourth proportional to 293,289.95, 404,740.12 and 159,153.95 is: 219,632.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,289.95 : 404,740.12 = 159,153.95 : x
  2. Step 2: Convert to fraction form
    293,289.95/404,740.12 = 159,153.95/x
  3. Step 3: Cross multiply
    293,289.95x = 404,740.12 × 159,153.95
  4. Step 4: Simplify right side
    293,289.95x = 64,415,986,002.00
  5. Step 5: Solve for x
    x = 64,415,986,002.00/293,289.95
  6. Step 6: Final answer
    x = 219,632.44

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1.5x scale

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.