Home / 613,055.47-919,789.93-271,452.26

Finding the Fourth Proportional to 613,055.47, 919,789.93 and 271,452.26

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Solution

The fourth proportional to 613,055.47, 919,789.93 and 271,452.26 is: 407,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,055.47 : 919,789.93 = 271,452.26 : x
  2. Step 2: Convert to fraction form
    613,055.47/919,789.93 = 271,452.26/x
  3. Step 3: Cross multiply
    613,055.47x = 919,789.93 × 271,452.26
  4. Step 4: Simplify right side
    613,055.47x = 249,679,055,223.74
  5. Step 5: Solve for x
    x = 249,679,055,223.74/613,055.47
  6. Step 6: Final answer
    x = 407,269.92

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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.