Home / 899,403.42-1,241,127.99-496,969.50

Finding the Fourth Proportional to 899,403.42, 1,241,127.99 and 496,969.50

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Solution

The fourth proportional to 899,403.42, 1,241,127.99 and 496,969.50 is: 685,790.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,403.42 : 1,241,127.99 = 496,969.50 : x
  2. Step 2: Convert to fraction form
    899,403.42/1,241,127.99 = 496,969.50/x
  3. Step 3: Cross multiply
    899,403.42x = 1,241,127.99 × 496,969.50
  4. Step 4: Simplify right side
    899,403.42x = 616,802,756,626.31
  5. Step 5: Solve for x
    x = 616,802,756,626.31/899,403.42
  6. Step 6: Final answer
    x = 685,790.98

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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.