Home / 726,210.30-1,089,490.41-227,574.30

Finding the Fourth Proportional to 726,210.30, 1,089,490.41 and 227,574.30

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Solution

The fourth proportional to 726,210.30, 1,089,490.41 and 227,574.30 is: 341,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,210.30 : 1,089,490.41 = 227,574.30 : x
  2. Step 2: Convert to fraction form
    726,210.30/1,089,490.41 = 227,574.30/x
  3. Step 3: Cross multiply
    726,210.30x = 1,089,490.41 × 227,574.30
  4. Step 4: Simplify right side
    726,210.30x = 247,940,017,412.46
  5. Step 5: Solve for x
    x = 247,940,017,412.46/726,210.30
  6. Step 6: Final answer
    x = 341,416.28

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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.