Home / 659,207.26-909,680.78-372,733.34

Finding the Fourth Proportional to 659,207.26, 909,680.78 and 372,733.34

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Solution

The fourth proportional to 659,207.26, 909,680.78 and 372,733.34 is: 514,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,207.26 : 909,680.78 = 372,733.34 : x
  2. Step 2: Convert to fraction form
    659,207.26/909,680.78 = 372,733.34/x
  3. Step 3: Cross multiply
    659,207.26x = 909,680.78 × 372,733.34
  4. Step 4: Simplify right side
    659,207.26x = 339,068,355,463.21
  5. Step 5: Solve for x
    x = 339,068,355,463.21/659,207.26
  6. Step 6: Final answer
    x = 514,357.74

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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.