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Finding the Fourth Proportional to 306,874, 460,376.56 and 96,528.32

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Solution

The fourth proportional to 306,874, 460,376.56 and 96,528.32 is: 144,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,874 : 460,376.56 = 96,528.32 : x
  2. Step 2: Convert to fraction form
    306,874/460,376.56 = 96,528.32/x
  3. Step 3: Cross multiply
    306,874x = 460,376.56 × 96,528.32
  4. Step 4: Simplify right side
    306,874x = 44,439,375,904.18
  5. Step 5: Solve for x
    x = 44,439,375,904.18/306,874
  6. Step 6: Final answer
    x = 144,813.10

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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.