Home / 984,666.60-1,476,999.90-353,644.20

Finding the Fourth Proportional to 984,666.60, 1,476,999.90 and 353,644.20

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Solution

The fourth proportional to 984,666.60, 1,476,999.90 and 353,644.20 is: 530,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,666.60 : 1,476,999.90 = 353,644.20 : x
  2. Step 2: Convert to fraction form
    984,666.60/1,476,999.90 = 353,644.20/x
  3. Step 3: Cross multiply
    984,666.60x = 1,476,999.90 × 353,644.20
  4. Step 4: Simplify right side
    984,666.60x = 522,332,448,035.58
  5. Step 5: Solve for x
    x = 522,332,448,035.58/984,666.60
  6. Step 6: Final answer
    x = 530,466.30

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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.