Home / 846,221.70-1,167,816.21-464,259.54

Finding the Fourth Proportional to 846,221.70, 1,167,816.21 and 464,259.54

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Solution

The fourth proportional to 846,221.70, 1,167,816.21 and 464,259.54 is: 640,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,221.70 : 1,167,816.21 = 464,259.54 : x
  2. Step 2: Convert to fraction form
    846,221.70/1,167,816.21 = 464,259.54/x
  3. Step 3: Cross multiply
    846,221.70x = 1,167,816.21 × 464,259.54
  4. Step 4: Simplify right side
    846,221.70x = 542,169,816,459.14
  5. Step 5: Solve for x
    x = 542,169,816,459.14/846,221.70
  6. Step 6: Final answer
    x = 640,694.77

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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.