Home / 544,024.60-815,064.90-262,922.20

Finding the Fourth Proportional to 544,024.60, 815,064.90 and 262,922.20

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Solution

The fourth proportional to 544,024.60, 815,064.90 and 262,922.20 is: 393,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,024.60 : 815,064.90 = 262,922.20 : x
  2. Step 2: Convert to fraction form
    544,024.60/815,064.90 = 262,922.20/x
  3. Step 3: Cross multiply
    544,024.60x = 815,064.90 × 262,922.20
  4. Step 4: Simplify right side
    544,024.60x = 214,298,656,650.78
  5. Step 5: Solve for x
    x = 214,298,656,650.78/544,024.60
  6. Step 6: Final answer
    x = 393,913.54

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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.