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Finding the Fourth Proportional to 536,696.16, 805,160.88 and 162,748.32

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Solution

The fourth proportional to 536,696.16, 805,160.88 and 162,748.32 is: 244,157.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,696.16 : 805,160.88 = 162,748.32 : x
  2. Step 2: Convert to fraction form
    536,696.16/805,160.88 = 162,748.32/x
  3. Step 3: Cross multiply
    536,696.16x = 805,160.88 × 162,748.32
  4. Step 4: Simplify right side
    536,696.16x = 131,038,580,549.72
  5. Step 5: Solve for x
    x = 131,038,580,549.72/536,696.16
  6. Step 6: Final answer
    x = 244,157.85

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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.