Home / 302,426.20-453,621.06-133,897.24

Finding the Fourth Proportional to 302,426.20, 453,621.06 and 133,897.24

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Solution

The fourth proportional to 302,426.20, 453,621.06 and 133,897.24 is: 200,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,426.20 : 453,621.06 = 133,897.24 : x
  2. Step 2: Convert to fraction form
    302,426.20/453,621.06 = 133,897.24/x
  3. Step 3: Cross multiply
    302,426.20x = 453,621.06 × 133,897.24
  4. Step 4: Simplify right side
    302,426.20x = 60,738,607,939.87
  5. Step 5: Solve for x
    x = 60,738,607,939.87/302,426.20
  6. Step 6: Final answer
    x = 200,837.78

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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.