Home / 698,016.14-1,046,788.74-265,630.98

Finding the Fourth Proportional to 698,016.14, 1,046,788.74 and 265,630.98

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Solution

The fourth proportional to 698,016.14, 1,046,788.74 and 265,630.98 is: 398,356.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,016.14 : 1,046,788.74 = 265,630.98 : x
  2. Step 2: Convert to fraction form
    698,016.14/1,046,788.74 = 265,630.98/x
  3. Step 3: Cross multiply
    698,016.14x = 1,046,788.74 × 265,630.98
  4. Step 4: Simplify right side
    698,016.14x = 278,059,518,859.17
  5. Step 5: Solve for x
    x = 278,059,518,859.17/698,016.14
  6. Step 6: Final answer
    x = 398,356.86

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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.