Home / 802,076.60-1,203,114.90-503,478.20

Finding the Fourth Proportional to 802,076.60, 1,203,114.90 and 503,478.20

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Solution

The fourth proportional to 802,076.60, 1,203,114.90 and 503,478.20 is: 755,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,076.60 : 1,203,114.90 = 503,478.20 : x
  2. Step 2: Convert to fraction form
    802,076.60/1,203,114.90 = 503,478.20/x
  3. Step 3: Cross multiply
    802,076.60x = 1,203,114.90 × 503,478.20
  4. Step 4: Simplify right side
    802,076.60x = 605,742,124,245.18
  5. Step 5: Solve for x
    x = 605,742,124,245.18/802,076.60
  6. Step 6: Final answer
    x = 755,217.30

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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.