Home / 831,289.24-1,146,983.48-504,594.20

Finding the Fourth Proportional to 831,289.24, 1,146,983.48 and 504,594.20

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Solution

The fourth proportional to 831,289.24, 1,146,983.48 and 504,594.20 is: 696,221.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,289.24 : 1,146,983.48 = 504,594.20 : x
  2. Step 2: Convert to fraction form
    831,289.24/1,146,983.48 = 504,594.20/x
  3. Step 3: Cross multiply
    831,289.24x = 1,146,983.48 × 504,594.20
  4. Step 4: Simplify right side
    831,289.24x = 578,761,208,980.85
  5. Step 5: Solve for x
    x = 578,761,208,980.85/831,289.24
  6. Step 6: Final answer
    x = 696,221.22

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Double scale
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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.