Home / 887,381.16-1,224,558.66-505,462.44

Finding the Fourth Proportional to 887,381.16, 1,224,558.66 and 505,462.44

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Solution

The fourth proportional to 887,381.16, 1,224,558.66 and 505,462.44 is: 697,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,381.16 : 1,224,558.66 = 505,462.44 : x
  2. Step 2: Convert to fraction form
    887,381.16/1,224,558.66 = 505,462.44/x
  3. Step 3: Cross multiply
    887,381.16x = 1,224,558.66 × 505,462.44
  4. Step 4: Simplify right side
    887,381.16x = 618,968,408,206.73
  5. Step 5: Solve for x
    x = 618,968,408,206.73/887,381.16
  6. Step 6: Final answer
    x = 697,522.59

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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.