Home / 698,563.64-1,046,968.62-298,734.08

Finding the Fourth Proportional to 698,563.64, 1,046,968.62 and 298,734.08

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Solution

The fourth proportional to 698,563.64, 1,046,968.62 and 298,734.08 is: 447,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,563.64 : 1,046,968.62 = 298,734.08 : x
  2. Step 2: Convert to fraction form
    698,563.64/1,046,968.62 = 298,734.08/x
  3. Step 3: Cross multiply
    698,563.64x = 1,046,968.62 × 298,734.08
  4. Step 4: Simplify right side
    698,563.64x = 312,765,207,484.57
  5. Step 5: Solve for x
    x = 312,765,207,484.57/698,563.64
  6. Step 6: Final answer
    x = 447,726.15

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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.