Home / 741,016.20-1,022,602.47-401,484.45

Finding the Fourth Proportional to 741,016.20, 1,022,602.47 and 401,484.45

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Solution

The fourth proportional to 741,016.20, 1,022,602.47 and 401,484.45 is: 554,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,016.20 : 1,022,602.47 = 401,484.45 : x
  2. Step 2: Convert to fraction form
    741,016.20/1,022,602.47 = 401,484.45/x
  3. Step 3: Cross multiply
    741,016.20x = 1,022,602.47 × 401,484.45
  4. Step 4: Simplify right side
    741,016.20x = 410,558,990,236.59
  5. Step 5: Solve for x
    x = 410,558,990,236.59/741,016.20
  6. Step 6: Final answer
    x = 554,048.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.