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Finding the Fourth Proportional to 375,852.78, 563,779.13 and 173,389.01

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Solution

The fourth proportional to 375,852.78, 563,779.13 and 173,389.01 is: 260,083.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,852.78 : 563,779.13 = 173,389.01 : x
  2. Step 2: Convert to fraction form
    375,852.78/563,779.13 = 173,389.01/x
  3. Step 3: Cross multiply
    375,852.78x = 563,779.13 × 173,389.01
  4. Step 4: Simplify right side
    375,852.78x = 97,753,101,523.52
  5. Step 5: Solve for x
    x = 97,753,101,523.52/375,852.78
  6. Step 6: Final answer
    x = 260,083.49

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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.