Home / 894,576.18-1,234,486.98-486,667.56

Finding the Fourth Proportional to 894,576.18, 1,234,486.98 and 486,667.56

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Solution

The fourth proportional to 894,576.18, 1,234,486.98 and 486,667.56 is: 671,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,576.18 : 1,234,486.98 = 486,667.56 : x
  2. Step 2: Convert to fraction form
    894,576.18/1,234,486.98 = 486,667.56/x
  3. Step 3: Cross multiply
    894,576.18x = 1,234,486.98 × 486,667.56
  4. Step 4: Simplify right side
    894,576.18x = 600,784,766,408.37
  5. Step 5: Solve for x
    x = 600,784,766,408.37/894,576.18
  6. Step 6: Final answer
    x = 671,585.92

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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.