Home / 566,580.20-849,870.30-330,189.80

Finding the Fourth Proportional to 566,580.20, 849,870.30 and 330,189.80

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Solution

The fourth proportional to 566,580.20, 849,870.30 and 330,189.80 is: 495,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,580.20 : 849,870.30 = 330,189.80 : x
  2. Step 2: Convert to fraction form
    566,580.20/849,870.30 = 330,189.80/x
  3. Step 3: Cross multiply
    566,580.20x = 849,870.30 × 330,189.80
  4. Step 4: Simplify right side
    566,580.20x = 280,618,504,382.94
  5. Step 5: Solve for x
    x = 280,618,504,382.94/566,580.20
  6. Step 6: Final answer
    x = 495,284.70

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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.