Home / 885,752.80-1,328,629.20-602,317.60

Finding the Fourth Proportional to 885,752.80, 1,328,629.20 and 602,317.60

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Solution

The fourth proportional to 885,752.80, 1,328,629.20 and 602,317.60 is: 903,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,752.80 : 1,328,629.20 = 602,317.60 : x
  2. Step 2: Convert to fraction form
    885,752.80/1,328,629.20 = 602,317.60/x
  3. Step 3: Cross multiply
    885,752.80x = 1,328,629.20 × 602,317.60
  4. Step 4: Simplify right side
    885,752.80x = 800,256,751,033.92
  5. Step 5: Solve for x
    x = 800,256,751,033.92/885,752.80
  6. Step 6: Final answer
    x = 903,476.40

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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.