Home / 301,799.40-452,699.10-151,981.80

Finding the Fourth Proportional to 301,799.40, 452,699.10 and 151,981.80

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Solution

The fourth proportional to 301,799.40, 452,699.10 and 151,981.80 is: 227,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,799.40 : 452,699.10 = 151,981.80 : x
  2. Step 2: Convert to fraction form
    301,799.40/452,699.10 = 151,981.80/x
  3. Step 3: Cross multiply
    301,799.40x = 452,699.10 × 151,981.80
  4. Step 4: Simplify right side
    301,799.40x = 68,802,024,076.38
  5. Step 5: Solve for x
    x = 68,802,024,076.38/301,799.40
  6. Step 6: Final answer
    x = 227,972.70

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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.