Home / 804,737.70-1,208,028.15-472,500.90

Finding the Fourth Proportional to 804,737.70, 1,208,028.15 and 472,500.90

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Solution

The fourth proportional to 804,737.70, 1,208,028.15 and 472,500.90 is: 709,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,737.70 : 1,208,028.15 = 472,500.90 : x
  2. Step 2: Convert to fraction form
    804,737.70/1,208,028.15 = 472,500.90/x
  3. Step 3: Cross multiply
    804,737.70x = 1,208,028.15 × 472,500.90
  4. Step 4: Simplify right side
    804,737.70x = 570,794,388,100.34
  5. Step 5: Solve for x
    x = 570,794,388,100.34/804,737.70
  6. Step 6: Final answer
    x = 709,292.47

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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.