Home / 302,621.90-453,932.85-201,145.10

Finding the Fourth Proportional to 302,621.90, 453,932.85 and 201,145.10

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Solution

The fourth proportional to 302,621.90, 453,932.85 and 201,145.10 is: 301,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,621.90 : 453,932.85 = 201,145.10 : x
  2. Step 2: Convert to fraction form
    302,621.90/453,932.85 = 201,145.10/x
  3. Step 3: Cross multiply
    302,621.90x = 453,932.85 × 201,145.10
  4. Step 4: Simplify right side
    302,621.90x = 91,306,368,506.54
  5. Step 5: Solve for x
    x = 91,306,368,506.54/302,621.90
  6. Step 6: Final answer
    x = 301,717.65

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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.