Home / 698,221.82-1,047,414.78-249,006.56

Finding the Fourth Proportional to 698,221.82, 1,047,414.78 and 249,006.56

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Solution

The fourth proportional to 698,221.82, 1,047,414.78 and 249,006.56 is: 373,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,221.82 : 1,047,414.78 = 249,006.56 : x
  2. Step 2: Convert to fraction form
    698,221.82/1,047,414.78 = 249,006.56/x
  3. Step 3: Cross multiply
    698,221.82x = 1,047,414.78 × 249,006.56
  4. Step 4: Simplify right side
    698,221.82x = 260,813,151,260.96
  5. Step 5: Solve for x
    x = 260,813,151,260.96/698,221.82
  6. Step 6: Final answer
    x = 373,539.10

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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.