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Finding the Fourth Proportional to 506,470.37, 759,425.09 and 207,161.12

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Solution

The fourth proportional to 506,470.37, 759,425.09 and 207,161.12 is: 310,626.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,470.37 : 759,425.09 = 207,161.12 : x
  2. Step 2: Convert to fraction form
    506,470.37/759,425.09 = 207,161.12/x
  3. Step 3: Cross multiply
    506,470.37x = 759,425.09 × 207,161.12
  4. Step 4: Simplify right side
    506,470.37x = 157,323,353,063.26
  5. Step 5: Solve for x
    x = 157,323,353,063.26/506,470.37
  6. Step 6: Final answer
    x = 310,626.97

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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.