Home / 628,760.48-942,965.04-249,510.56

Finding the Fourth Proportional to 628,760.48, 942,965.04 and 249,510.56

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Solution

The fourth proportional to 628,760.48, 942,965.04 and 249,510.56 is: 374,196.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,760.48 : 942,965.04 = 249,510.56 : x
  2. Step 2: Convert to fraction form
    628,760.48/942,965.04 = 249,510.56/x
  3. Step 3: Cross multiply
    628,760.48x = 942,965.04 × 249,510.56
  4. Step 4: Simplify right side
    628,760.48x = 235,279,735,190.82
  5. Step 5: Solve for x
    x = 235,279,735,190.82/628,760.48
  6. Step 6: Final answer
    x = 374,196.13

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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.