Home / 433,271.64-649,366.24-299,082.72

Finding the Fourth Proportional to 433,271.64, 649,366.24 and 299,082.72

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Solution

The fourth proportional to 433,271.64, 649,366.24 and 299,082.72 is: 448,250.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,271.64 : 649,366.24 = 299,082.72 : x
  2. Step 2: Convert to fraction form
    433,271.64/649,366.24 = 299,082.72/x
  3. Step 3: Cross multiply
    433,271.64x = 649,366.24 × 299,082.72
  4. Step 4: Simplify right side
    433,271.64x = 194,214,221,335.37
  5. Step 5: Solve for x
    x = 194,214,221,335.37/433,271.64
  6. Step 6: Final answer
    x = 448,250.48

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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.