Home / 474,083.20-710,894.40-263,497.60

Finding the Fourth Proportional to 474,083.20, 710,894.40 and 263,497.60

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Solution

The fourth proportional to 474,083.20, 710,894.40 and 263,497.60 is: 395,118.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,083.20 : 710,894.40 = 263,497.60 : x
  2. Step 2: Convert to fraction form
    474,083.20/710,894.40 = 263,497.60/x
  3. Step 3: Cross multiply
    474,083.20x = 710,894.40 × 263,497.60
  4. Step 4: Simplify right side
    474,083.20x = 187,318,968,253.44
  5. Step 5: Solve for x
    x = 187,318,968,253.44/474,083.20
  6. Step 6: Final answer
    x = 395,118.34

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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.