Home / 842,822.74-1,264,044.48-243,650.44

Finding the Fourth Proportional to 842,822.74, 1,264,044.48 and 243,650.44

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Solution

The fourth proportional to 842,822.74, 1,264,044.48 and 243,650.44 is: 365,420.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,822.74 : 1,264,044.48 = 243,650.44 : x
  2. Step 2: Convert to fraction form
    842,822.74/1,264,044.48 = 243,650.44/x
  3. Step 3: Cross multiply
    842,822.74x = 1,264,044.48 × 243,650.44
  4. Step 4: Simplify right side
    842,822.74x = 307,984,993,731.57
  5. Step 5: Solve for x
    x = 307,984,993,731.57/842,822.74
  6. Step 6: Final answer
    x = 365,420.84

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1.5x scale

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.