Home / 603,335.25-905,002.38-154,056.20

Finding the Fourth Proportional to 603,335.25, 905,002.38 and 154,056.20

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Solution

The fourth proportional to 603,335.25, 905,002.38 and 154,056.20 is: 231,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,335.25 : 905,002.38 = 154,056.20 : x
  2. Step 2: Convert to fraction form
    603,335.25/905,002.38 = 154,056.20/x
  3. Step 3: Cross multiply
    603,335.25x = 905,002.38 × 154,056.20
  4. Step 4: Simplify right side
    603,335.25x = 139,421,223,128.74
  5. Step 5: Solve for x
    x = 139,421,223,128.74/603,335.25
  6. Step 6: Final answer
    x = 231,084.17

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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.