Home / 883,548.81-1,324,564.20-307,097.19

Finding the Fourth Proportional to 883,548.81, 1,324,564.20 and 307,097.19

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Solution

The fourth proportional to 883,548.81, 1,324,564.20 and 307,097.19 is: 460,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,548.81 : 1,324,564.20 = 307,097.19 : x
  2. Step 2: Convert to fraction form
    883,548.81/1,324,564.20 = 307,097.19/x
  3. Step 3: Cross multiply
    883,548.81x = 1,324,564.20 × 307,097.19
  4. Step 4: Simplify right side
    883,548.81x = 406,769,943,794.60
  5. Step 5: Solve for x
    x = 406,769,943,794.60/883,548.81
  6. Step 6: Final answer
    x = 460,381.97

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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.