Home / 784,005.20-1,176,007.80-222,966.80

Finding the Fourth Proportional to 784,005.20, 1,176,007.80 and 222,966.80

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Solution

The fourth proportional to 784,005.20, 1,176,007.80 and 222,966.80 is: 334,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,005.20 : 1,176,007.80 = 222,966.80 : x
  2. Step 2: Convert to fraction form
    784,005.20/1,176,007.80 = 222,966.80/x
  3. Step 3: Cross multiply
    784,005.20x = 1,176,007.80 × 222,966.80
  4. Step 4: Simplify right side
    784,005.20x = 262,210,695,941.04
  5. Step 5: Solve for x
    x = 262,210,695,941.04/784,005.20
  6. Step 6: Final answer
    x = 334,450.20

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Double scale
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Similar ratio
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1.5x scale

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.