Home / 609,826.70-914,885.40-210,470.96

Finding the Fourth Proportional to 609,826.70, 914,885.40 and 210,470.96

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Solution

The fourth proportional to 609,826.70, 914,885.40 and 210,470.96 is: 315,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,826.70 : 914,885.40 = 210,470.96 : x
  2. Step 2: Convert to fraction form
    609,826.70/914,885.40 = 210,470.96/x
  3. Step 3: Cross multiply
    609,826.70x = 914,885.40 × 210,470.96
  4. Step 4: Simplify right side
    609,826.70x = 192,556,808,427.98
  5. Step 5: Solve for x
    x = 192,556,808,427.98/609,826.70
  6. Step 6: Final answer
    x = 315,756.60

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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.