Home / 698,704.71-1,048,278.60-249,415.94

Finding the Fourth Proportional to 698,704.71, 1,048,278.60 and 249,415.94

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Solution

The fourth proportional to 698,704.71, 1,048,278.60 and 249,415.94 is: 374,202.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,704.71 : 1,048,278.60 = 249,415.94 : x
  2. Step 2: Convert to fraction form
    698,704.71/1,048,278.60 = 249,415.94/x
  3. Step 3: Cross multiply
    698,704.71x = 1,048,278.60 × 249,415.94
  4. Step 4: Simplify right side
    698,704.71x = 261,457,387,159.49
  5. Step 5: Solve for x
    x = 261,457,387,159.49/698,704.71
  6. Step 6: Final answer
    x = 374,202.98

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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.