Home / 887,591.82-1,224,577.53-505,347.96

Finding the Fourth Proportional to 887,591.82, 1,224,577.53 and 505,347.96

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Solution

The fourth proportional to 887,591.82, 1,224,577.53 and 505,347.96 is: 697,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,591.82 : 1,224,577.53 = 505,347.96 : x
  2. Step 2: Convert to fraction form
    887,591.82/1,224,577.53 = 505,347.96/x
  3. Step 3: Cross multiply
    887,591.82x = 1,224,577.53 × 505,347.96
  4. Step 4: Simplify right side
    887,591.82x = 618,837,756,647.34
  5. Step 5: Solve for x
    x = 618,837,756,647.34/887,591.82
  6. Step 6: Final answer
    x = 697,209.85

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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.