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Finding the Fourth Proportional to 675,720.37, 932,502.41 and 373,942.45

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Solution

The fourth proportional to 675,720.37, 932,502.41 and 373,942.45 is: 516,045.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,720.37 : 932,502.41 = 373,942.45 : x
  2. Step 2: Convert to fraction form
    675,720.37/932,502.41 = 373,942.45/x
  3. Step 3: Cross multiply
    675,720.37x = 932,502.41 × 373,942.45
  4. Step 4: Simplify right side
    675,720.37x = 348,702,233,956.59
  5. Step 5: Solve for x
    x = 348,702,233,956.59/675,720.37
  6. Step 6: Final answer
    x = 516,045.17

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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.