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Finding the Fourth Proportional to 333,904.22, 499,659.08 and 289,079.74

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Solution

The fourth proportional to 333,904.22, 499,659.08 and 289,079.74 is: 432,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,904.22 : 499,659.08 = 289,079.74 : x
  2. Step 2: Convert to fraction form
    333,904.22/499,659.08 = 289,079.74/x
  3. Step 3: Cross multiply
    333,904.22x = 499,659.08 × 289,079.74
  4. Step 4: Simplify right side
    333,904.22x = 144,441,318,906.89
  5. Step 5: Solve for x
    x = 144,441,318,906.89/333,904.22
  6. Step 6: Final answer
    x = 432,583.10

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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.