Home / 572,905.15-858,948.94-269,129.77

Finding the Fourth Proportional to 572,905.15, 858,948.94 and 269,129.77

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Solution

The fourth proportional to 572,905.15, 858,948.94 and 269,129.77 is: 403,502.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,905.15 : 858,948.94 = 269,129.77 : x
  2. Step 2: Convert to fraction form
    572,905.15/858,948.94 = 269,129.77/x
  3. Step 3: Cross multiply
    572,905.15x = 858,948.94 × 269,129.77
  4. Step 4: Simplify right side
    572,905.15x = 231,168,730,663.94
  5. Step 5: Solve for x
    x = 231,168,730,663.94/572,905.15
  6. Step 6: Final answer
    x = 403,502.62

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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.