Home / 698,134.07-1,046,577.78-298,569.17

Finding the Fourth Proportional to 698,134.07, 1,046,577.78 and 298,569.17

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Solution

The fourth proportional to 698,134.07, 1,046,577.78 and 298,569.17 is: 447,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,134.07 : 1,046,577.78 = 298,569.17 : x
  2. Step 2: Convert to fraction form
    698,134.07/1,046,577.78 = 298,569.17/x
  3. Step 3: Cross multiply
    698,134.07x = 1,046,577.78 × 298,569.17
  4. Step 4: Simplify right side
    698,134.07x = 312,475,861,731.49
  5. Step 5: Solve for x
    x = 312,475,861,731.49/698,134.07
  6. Step 6: Final answer
    x = 447,587.18

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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.