Home / 894,530.40-1,234,439.02-486,635.77

Finding the Fourth Proportional to 894,530.40, 1,234,439.02 and 486,635.77

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Solution

The fourth proportional to 894,530.40, 1,234,439.02 and 486,635.77 is: 671,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,530.40 : 1,234,439.02 = 486,635.77 : x
  2. Step 2: Convert to fraction form
    894,530.40/1,234,439.02 = 486,635.77/x
  3. Step 3: Cross multiply
    894,530.40x = 1,234,439.02 × 486,635.77
  4. Step 4: Simplify right side
    894,530.40x = 600,722,183,015.75
  5. Step 5: Solve for x
    x = 600,722,183,015.75/894,530.40
  6. Step 6: Final answer
    x = 671,550.33

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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.