Home / 546,766.79-754,560.03-305,070.48

Finding the Fourth Proportional to 546,766.79, 754,560.03 and 305,070.48

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Solution

The fourth proportional to 546,766.79, 754,560.03 and 305,070.48 is: 421,009.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,766.79 : 754,560.03 = 305,070.48 : x
  2. Step 2: Convert to fraction form
    546,766.79/754,560.03 = 305,070.48/x
  3. Step 3: Cross multiply
    546,766.79x = 754,560.03 × 305,070.48
  4. Step 4: Simplify right side
    546,766.79x = 230,193,990,540.91
  5. Step 5: Solve for x
    x = 230,193,990,540.91/546,766.79
  6. Step 6: Final answer
    x = 421,009.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.