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Finding the Fourth Proportional to 603,989.77, 833,484.66 and 332,055.70

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Solution

The fourth proportional to 603,989.77, 833,484.66 and 332,055.70 is: 458,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,989.77 : 833,484.66 = 332,055.70 : x
  2. Step 2: Convert to fraction form
    603,989.77/833,484.66 = 332,055.70/x
  3. Step 3: Cross multiply
    603,989.77x = 833,484.66 × 332,055.70
  4. Step 4: Simplify right side
    603,989.77x = 276,763,332,215.56
  5. Step 5: Solve for x
    x = 276,763,332,215.56/603,989.77
  6. Step 6: Final answer
    x = 458,225.20

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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.