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Finding the Fourth Proportional to 301,498.20, 452,247.30 and 201,114.90

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Solution

The fourth proportional to 301,498.20, 452,247.30 and 201,114.90 is: 301,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,498.20 : 452,247.30 = 201,114.90 : x
  2. Step 2: Convert to fraction form
    301,498.20/452,247.30 = 201,114.90/x
  3. Step 3: Cross multiply
    301,498.20x = 452,247.30 × 201,114.90
  4. Step 4: Simplify right side
    301,498.20x = 90,953,670,514.77
  5. Step 5: Solve for x
    x = 90,953,670,514.77/301,498.20
  6. Step 6: Final answer
    x = 301,672.35

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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.