Home / 831,289.55-1,146,983.91-504,594.51

Finding the Fourth Proportional to 831,289.55, 1,146,983.91 and 504,594.51

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Solution

The fourth proportional to 831,289.55, 1,146,983.91 and 504,594.51 is: 696,221.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,289.55 : 1,146,983.91 = 504,594.51 : x
  2. Step 2: Convert to fraction form
    831,289.55/1,146,983.91 = 504,594.51/x
  3. Step 3: Cross multiply
    831,289.55x = 1,146,983.91 × 504,594.51
  4. Step 4: Simplify right side
    831,289.55x = 578,761,785,019.57
  5. Step 5: Solve for x
    x = 578,761,785,019.57/831,289.55
  6. Step 6: Final answer
    x = 696,221.66

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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.