Home / 793,648.08-1,095,177.72-449,385.12

Finding the Fourth Proportional to 793,648.08, 1,095,177.72 and 449,385.12

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Solution

The fourth proportional to 793,648.08, 1,095,177.72 and 449,385.12 is: 620,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,648.08 : 1,095,177.72 = 449,385.12 : x
  2. Step 2: Convert to fraction form
    793,648.08/1,095,177.72 = 449,385.12/x
  3. Step 3: Cross multiply
    793,648.08x = 1,095,177.72 × 449,385.12
  4. Step 4: Simplify right side
    793,648.08x = 492,156,571,123.53
  5. Step 5: Solve for x
    x = 492,156,571,123.53/793,648.08
  6. Step 6: Final answer
    x = 620,119.40

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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.