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Finding the Fourth Proportional to 375,866.67, 563,967.61 and 173,353.87

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Solution

The fourth proportional to 375,866.67, 563,967.61 and 173,353.87 is: 260,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,866.67 : 563,967.61 = 173,353.87 : x
  2. Step 2: Convert to fraction form
    375,866.67/563,967.61 = 173,353.87/x
  3. Step 3: Cross multiply
    375,866.67x = 563,967.61 × 173,353.87
  4. Step 4: Simplify right side
    375,866.67x = 97,765,969,158.07
  5. Step 5: Solve for x
    x = 97,765,969,158.07/375,866.67
  6. Step 6: Final answer
    x = 260,108.11

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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.