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Finding the Fourth Proportional to 397,373.34, 596,061.34 and 97,860.98

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Solution

The fourth proportional to 397,373.34, 596,061.34 and 97,860.98 is: 146,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,373.34 : 596,061.34 = 97,860.98 : x
  2. Step 2: Convert to fraction form
    397,373.34/596,061.34 = 97,860.98/x
  3. Step 3: Cross multiply
    397,373.34x = 596,061.34 × 97,860.98
  4. Step 4: Simplify right side
    397,373.34x = 58,331,146,872.51
  5. Step 5: Solve for x
    x = 58,331,146,872.51/397,373.34
  6. Step 6: Final answer
    x = 146,791.80

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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.