Home / 698,765.28-1,048,369.44-249,476.48

Finding the Fourth Proportional to 698,765.28, 1,048,369.44 and 249,476.48

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Solution

The fourth proportional to 698,765.28, 1,048,369.44 and 249,476.48 is: 374,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,765.28 : 1,048,369.44 = 249,476.48 : x
  2. Step 2: Convert to fraction form
    698,765.28/1,048,369.44 = 249,476.48/x
  3. Step 3: Cross multiply
    698,765.28x = 1,048,369.44 × 249,476.48
  4. Step 4: Simplify right side
    698,765.28x = 261,543,517,630.77
  5. Step 5: Solve for x
    x = 261,543,517,630.77/698,765.28
  6. Step 6: Final answer
    x = 374,293.81

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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.