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Finding the Fourth Proportional to 299,081.08, 447,257.58 and 223,233.40

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Solution

The fourth proportional to 299,081.08, 447,257.58 and 223,233.40 is: 333,831.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,081.08 : 447,257.58 = 223,233.40 : x
  2. Step 2: Convert to fraction form
    299,081.08/447,257.58 = 223,233.40/x
  3. Step 3: Cross multiply
    299,081.08x = 447,257.58 × 223,233.40
  4. Step 4: Simplify right side
    299,081.08x = 99,842,830,259.17
  5. Step 5: Solve for x
    x = 99,842,830,259.17/299,081.08
  6. Step 6: Final answer
    x = 333,831.98

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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.