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Finding the Fourth Proportional to 323,737.74, 485,746.56 and 173,802.96

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Solution

The fourth proportional to 323,737.74, 485,746.56 and 173,802.96 is: 260,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,737.74 : 485,746.56 = 173,802.96 : x
  2. Step 2: Convert to fraction form
    323,737.74/485,746.56 = 173,802.96/x
  3. Step 3: Cross multiply
    323,737.74x = 485,746.56 × 173,802.96
  4. Step 4: Simplify right side
    323,737.74x = 84,424,189,937.82
  5. Step 5: Solve for x
    x = 84,424,189,937.82/323,737.74
  6. Step 6: Final answer
    x = 260,779.57

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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.