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Finding the Fourth Proportional to 301,644.40, 452,758.20 and 152,053.60

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Solution

The fourth proportional to 301,644.40, 452,758.20 and 152,053.60 is: 228,227.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,644.40 : 452,758.20 = 152,053.60 : x
  2. Step 2: Convert to fraction form
    301,644.40/452,758.20 = 152,053.60/x
  3. Step 3: Cross multiply
    301,644.40x = 452,758.20 × 152,053.60
  4. Step 4: Simplify right side
    301,644.40x = 68,843,514,239.52
  5. Step 5: Solve for x
    x = 68,843,514,239.52/301,644.40
  6. Step 6: Final answer
    x = 228,227.39

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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.