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Finding the Fourth Proportional to 397,667.36, 597,497.49 and 373,752.51

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Solution

The fourth proportional to 397,667.36, 597,497.49 and 373,752.51 is: 561,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,667.36 : 597,497.49 = 373,752.51 : x
  2. Step 2: Convert to fraction form
    397,667.36/597,497.49 = 373,752.51/x
  3. Step 3: Cross multiply
    397,667.36x = 597,497.49 × 373,752.51
  4. Step 4: Simplify right side
    397,667.36x = 223,316,186,606.20
  5. Step 5: Solve for x
    x = 223,316,186,606.20/397,667.36
  6. Step 6: Final answer
    x = 561,565.30

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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.