Home / 435,592.18-653,555.82-210,935.34

Finding the Fourth Proportional to 435,592.18, 653,555.82 and 210,935.34

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Solution

The fourth proportional to 435,592.18, 653,555.82 and 210,935.34 is: 316,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,592.18 : 653,555.82 = 210,935.34 : x
  2. Step 2: Convert to fraction form
    435,592.18/653,555.82 = 210,935.34/x
  3. Step 3: Cross multiply
    435,592.18x = 653,555.82 × 210,935.34
  4. Step 4: Simplify right side
    435,592.18x = 137,858,019,891.69
  5. Step 5: Solve for x
    x = 137,858,019,891.69/435,592.18
  6. Step 6: Final answer
    x = 316,484.15

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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.