Home / 999,105.32-1,497,957.06-367,938.20

Finding the Fourth Proportional to 999,105.32, 1,497,957.06 and 367,938.20

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Solution

The fourth proportional to 999,105.32, 1,497,957.06 and 367,938.20 is: 551,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,105.32 : 1,497,957.06 = 367,938.20 : x
  2. Step 2: Convert to fraction form
    999,105.32/1,497,957.06 = 367,938.20/x
  3. Step 3: Cross multiply
    999,105.32x = 1,497,957.06 × 367,938.20
  4. Step 4: Simplify right side
    999,105.32x = 551,155,624,333.69
  5. Step 5: Solve for x
    x = 551,155,624,333.69/999,105.32
  6. Step 6: Final answer
    x = 551,649.17

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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.