Home / 884,015.10-1,326,022.65-293,039.10

Finding the Fourth Proportional to 884,015.10, 1,326,022.65 and 293,039.10

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Solution

The fourth proportional to 884,015.10, 1,326,022.65 and 293,039.10 is: 439,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,015.10 : 1,326,022.65 = 293,039.10 : x
  2. Step 2: Convert to fraction form
    884,015.10/1,326,022.65 = 293,039.10/x
  3. Step 3: Cross multiply
    884,015.10x = 1,326,022.65 × 293,039.10
  4. Step 4: Simplify right side
    884,015.10x = 388,576,483,935.62
  5. Step 5: Solve for x
    x = 388,576,483,935.62/884,015.10
  6. Step 6: Final answer
    x = 439,558.65

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Half scale
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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.