Home / 683,805.80-1,025,898.30-284,634.60

Finding the Fourth Proportional to 683,805.80, 1,025,898.30 and 284,634.60

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Solution

The fourth proportional to 683,805.80, 1,025,898.30 and 284,634.60 is: 427,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,805.80 : 1,025,898.30 = 284,634.60 : x
  2. Step 2: Convert to fraction form
    683,805.80/1,025,898.30 = 284,634.60/x
  3. Step 3: Cross multiply
    683,805.80x = 1,025,898.30 × 284,634.60
  4. Step 4: Simplify right side
    683,805.80x = 292,006,152,261.18
  5. Step 5: Solve for x
    x = 292,006,152,261.18/683,805.80
  6. Step 6: Final answer
    x = 427,030.82

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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.