Home / 682,520.16-1,023,341.92-283,436.32

Finding the Fourth Proportional to 682,520.16, 1,023,341.92 and 283,436.32

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Solution

The fourth proportional to 682,520.16, 1,023,341.92 and 283,436.32 is: 424,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,520.16 : 1,023,341.92 = 283,436.32 : x
  2. Step 2: Convert to fraction form
    682,520.16/1,023,341.92 = 283,436.32/x
  3. Step 3: Cross multiply
    682,520.16x = 1,023,341.92 × 283,436.32
  4. Step 4: Simplify right side
    682,520.16x = 290,052,267,906.53
  5. Step 5: Solve for x
    x = 290,052,267,906.53/682,520.16
  6. Step 6: Final answer
    x = 424,972.45

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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.