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Finding the Fourth Proportional to 476,639.44, 714,895.47 and 177,079.16

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Solution

The fourth proportional to 476,639.44, 714,895.47 and 177,079.16 is: 265,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,639.44 : 714,895.47 = 177,079.16 : x
  2. Step 2: Convert to fraction form
    476,639.44/714,895.47 = 177,079.16/x
  3. Step 3: Cross multiply
    476,639.44x = 714,895.47 × 177,079.16
  4. Step 4: Simplify right side
    476,639.44x = 126,593,091,102.64
  5. Step 5: Solve for x
    x = 126,593,091,102.64/476,639.44
  6. Step 6: Final answer
    x = 265,595.08

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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.