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Finding the Fourth Proportional to 373,707.70, 522,009.80 and 373,707.70

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Solution

The fourth proportional to 373,707.70, 522,009.80 and 373,707.70 is: 522,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,707.70 : 522,009.80 = 373,707.70 : x
  2. Step 2: Convert to fraction form
    373,707.70/522,009.80 = 373,707.70/x
  3. Step 3: Cross multiply
    373,707.70x = 522,009.80 × 373,707.70
  4. Step 4: Simplify right side
    373,707.70x = 195,079,081,735.46
  5. Step 5: Solve for x
    x = 195,079,081,735.46/373,707.70
  6. Step 6: Final answer
    x = 522,009.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.