Home / 834,395.72-1,250,851.20-301,798.28

Finding the Fourth Proportional to 834,395.72, 1,250,851.20 and 301,798.28

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Solution

The fourth proportional to 834,395.72, 1,250,851.20 and 301,798.28 is: 452,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,395.72 : 1,250,851.20 = 301,798.28 : x
  2. Step 2: Convert to fraction form
    834,395.72/1,250,851.20 = 301,798.28/x
  3. Step 3: Cross multiply
    834,395.72x = 1,250,851.20 × 301,798.28
  4. Step 4: Simplify right side
    834,395.72x = 377,504,740,695.94
  5. Step 5: Solve for x
    x = 377,504,740,695.94/834,395.72
  6. Step 6: Final answer
    x = 452,428.90

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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.