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Finding the Fourth Proportional to 333,031.08, 499,415.13 and 133,314.24

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Solution

The fourth proportional to 333,031.08, 499,415.13 and 133,314.24 is: 199,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,031.08 : 499,415.13 = 133,314.24 : x
  2. Step 2: Convert to fraction form
    333,031.08/499,415.13 = 133,314.24/x
  3. Step 3: Cross multiply
    333,031.08x = 499,415.13 × 133,314.24
  4. Step 4: Simplify right side
    333,031.08x = 66,579,148,500.45
  5. Step 5: Solve for x
    x = 66,579,148,500.45/333,031.08
  6. Step 6: Final answer
    x = 199,918.72

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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.