Home / 622,505.36-934,049.64-306,790.04

Finding the Fourth Proportional to 622,505.36, 934,049.64 and 306,790.04

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Solution

The fourth proportional to 622,505.36, 934,049.64 and 306,790.04 is: 460,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,505.36 : 934,049.64 = 306,790.04 : x
  2. Step 2: Convert to fraction form
    622,505.36/934,049.64 = 306,790.04/x
  3. Step 3: Cross multiply
    622,505.36x = 934,049.64 × 306,790.04
  4. Step 4: Simplify right side
    622,505.36x = 286,557,126,417.59
  5. Step 5: Solve for x
    x = 286,557,126,417.59/622,505.36
  6. Step 6: Final answer
    x = 460,328.77

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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.