Home / 698,760.76-1,047,883.29-249,361.42

Finding the Fourth Proportional to 698,760.76, 1,047,883.29 and 249,361.42

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Solution

The fourth proportional to 698,760.76, 1,047,883.29 and 249,361.42 is: 373,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,760.76 : 1,047,883.29 = 249,361.42 : x
  2. Step 2: Convert to fraction form
    698,760.76/1,047,883.29 = 249,361.42/x
  3. Step 3: Cross multiply
    698,760.76x = 1,047,883.29 × 249,361.42
  4. Step 4: Simplify right side
    698,760.76x = 261,301,665,188.67
  5. Step 5: Solve for x
    x = 261,301,665,188.67/698,760.76
  6. Step 6: Final answer
    x = 373,950.11

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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.