Home / 612,471.96-845,189.18-336,827.43

Finding the Fourth Proportional to 612,471.96, 845,189.18 and 336,827.43

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Solution

The fourth proportional to 612,471.96, 845,189.18 and 336,827.43 is: 464,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,471.96 : 845,189.18 = 336,827.43 : x
  2. Step 2: Convert to fraction form
    612,471.96/845,189.18 = 336,827.43/x
  3. Step 3: Cross multiply
    612,471.96x = 845,189.18 × 336,827.43
  4. Step 4: Simplify right side
    612,471.96x = 284,682,899,363.21
  5. Step 5: Solve for x
    x = 284,682,899,363.21/612,471.96
  6. Step 6: Final answer
    x = 464,809.69

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1.5x scale

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.