Home / 684,453.66-1,026,855.45-284,961.66

Finding the Fourth Proportional to 684,453.66, 1,026,855.45 and 284,961.66

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Solution

The fourth proportional to 684,453.66, 1,026,855.45 and 284,961.66 is: 427,515.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,453.66 : 1,026,855.45 = 284,961.66 : x
  2. Step 2: Convert to fraction form
    684,453.66/1,026,855.45 = 284,961.66/x
  3. Step 3: Cross multiply
    684,453.66x = 1,026,855.45 × 284,961.66
  4. Step 4: Simplify right side
    684,453.66x = 292,614,433,612.05
  5. Step 5: Solve for x
    x = 292,614,433,612.05/684,453.66
  6. Step 6: Final answer
    x = 427,515.33

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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.