Home / 727,964.60-1,091,946.90-476,022.20

Finding the Fourth Proportional to 727,964.60, 1,091,946.90 and 476,022.20

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Solution

The fourth proportional to 727,964.60, 1,091,946.90 and 476,022.20 is: 714,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,964.60 : 1,091,946.90 = 476,022.20 : x
  2. Step 2: Convert to fraction form
    727,964.60/1,091,946.90 = 476,022.20/x
  3. Step 3: Cross multiply
    727,964.60x = 1,091,946.90 × 476,022.20
  4. Step 4: Simplify right side
    727,964.60x = 519,790,965,621.18
  5. Step 5: Solve for x
    x = 519,790,965,621.18/727,964.60
  6. Step 6: Final answer
    x = 714,033.30

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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.