Home / 647,529.20-893,548.50-361,032.20

Finding the Fourth Proportional to 647,529.20, 893,548.50 and 361,032.20

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Solution

The fourth proportional to 647,529.20, 893,548.50 and 361,032.20 is: 498,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,529.20 : 893,548.50 = 361,032.20 : x
  2. Step 2: Convert to fraction form
    647,529.20/893,548.50 = 361,032.20/x
  3. Step 3: Cross multiply
    647,529.20x = 893,548.50 × 361,032.20
  4. Step 4: Simplify right side
    647,529.20x = 322,599,780,761.70
  5. Step 5: Solve for x
    x = 322,599,780,761.70/647,529.20
  6. Step 6: Final answer
    x = 498,201.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.