Home / 1,017,408.96-1,403,972.82-603,963.42

Finding the Fourth Proportional to 1,017,408.96, 1,403,972.82 and 603,963.42

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Solution

The fourth proportional to 1,017,408.96, 1,403,972.82 and 603,963.42 is: 833,438.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,408.96 : 1,403,972.82 = 603,963.42 : x
  2. Step 2: Convert to fraction form
    1,017,408.96/1,403,972.82 = 603,963.42/x
  3. Step 3: Cross multiply
    1,017,408.96x = 1,403,972.82 × 603,963.42
  4. Step 4: Simplify right side
    1,017,408.96x = 847,948,225,954.25
  5. Step 5: Solve for x
    x = 847,948,225,954.25/1,017,408.96
  6. Step 6: Final answer
    x = 833,438.92

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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.