Home / 345,834.44-477,337.10-235,635.39

Finding the Fourth Proportional to 345,834.44, 477,337.10 and 235,635.39

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Solution

The fourth proportional to 345,834.44, 477,337.10 and 235,635.39 is: 325,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,834.44 : 477,337.10 = 235,635.39 : x
  2. Step 2: Convert to fraction form
    345,834.44/477,337.10 = 235,635.39/x
  3. Step 3: Cross multiply
    345,834.44x = 477,337.10 × 235,635.39
  4. Step 4: Simplify right side
    345,834.44x = 112,477,513,719.97
  5. Step 5: Solve for x
    x = 112,477,513,719.97/345,834.44
  6. Step 6: Final answer
    x = 325,235.14

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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.