Home / 653,766.06-902,148.66-367,333.86

Finding the Fourth Proportional to 653,766.06, 902,148.66 and 367,333.86

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Solution

The fourth proportional to 653,766.06, 902,148.66 and 367,333.86 is: 506,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,766.06 : 902,148.66 = 367,333.86 : x
  2. Step 2: Convert to fraction form
    653,766.06/902,148.66 = 367,333.86/x
  3. Step 3: Cross multiply
    653,766.06x = 902,148.66 × 367,333.86
  4. Step 4: Simplify right side
    653,766.06x = 331,389,749,571.63
  5. Step 5: Solve for x
    x = 331,389,749,571.63/653,766.06
  6. Step 6: Final answer
    x = 506,893.47

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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.