Home / 698,539.14-1,046,233.26-489,112.02

Finding the Fourth Proportional to 698,539.14, 1,046,233.26 and 489,112.02

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Solution

The fourth proportional to 698,539.14, 1,046,233.26 and 489,112.02 is: 732,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,539.14 : 1,046,233.26 = 489,112.02 : x
  2. Step 2: Convert to fraction form
    698,539.14/1,046,233.26 = 489,112.02/x
  3. Step 3: Cross multiply
    698,539.14x = 1,046,233.26 × 489,112.02
  4. Step 4: Simplify right side
    698,539.14x = 511,725,263,189.79
  5. Step 5: Solve for x
    x = 511,725,263,189.79/698,539.14
  6. Step 6: Final answer
    x = 732,564.91

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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.