Home / 903,823.84-1,354,083.36-423,169.84

Finding the Fourth Proportional to 903,823.84, 1,354,083.36 and 423,169.84

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Solution

The fourth proportional to 903,823.84, 1,354,083.36 and 423,169.84 is: 633,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,823.84 : 1,354,083.36 = 423,169.84 : x
  2. Step 2: Convert to fraction form
    903,823.84/1,354,083.36 = 423,169.84/x
  3. Step 3: Cross multiply
    903,823.84x = 1,354,083.36 × 423,169.84
  4. Step 4: Simplify right side
    903,823.84x = 573,007,238,797.86
  5. Step 5: Solve for x
    x = 573,007,238,797.86/903,823.84
  6. Step 6: Final answer
    x = 633,981.11

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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.