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Finding the Fourth Proportional to 536,442.86, 804,683.73 and 162,456.14

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Solution

The fourth proportional to 536,442.86, 804,683.73 and 162,456.14 is: 243,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,442.86 : 804,683.73 = 162,456.14 : x
  2. Step 2: Convert to fraction form
    536,442.86/804,683.73 = 162,456.14/x
  3. Step 3: Cross multiply
    536,442.86x = 804,683.73 × 162,456.14
  4. Step 4: Simplify right side
    536,442.86x = 130,725,812,696.60
  5. Step 5: Solve for x
    x = 130,725,812,696.60/536,442.86
  6. Step 6: Final answer
    x = 243,690.10

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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.