Home / 403,012.80-604,553.04-122,532.48

Finding the Fourth Proportional to 403,012.80, 604,553.04 and 122,532.48

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Solution

The fourth proportional to 403,012.80, 604,553.04 and 122,532.48 is: 183,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,012.80 : 604,553.04 = 122,532.48 : x
  2. Step 2: Convert to fraction form
    403,012.80/604,553.04 = 122,532.48/x
  3. Step 3: Cross multiply
    403,012.80x = 604,553.04 × 122,532.48
  4. Step 4: Simplify right side
    403,012.80x = 74,077,383,282.74
  5. Step 5: Solve for x
    x = 74,077,383,282.74/403,012.80
  6. Step 6: Final answer
    x = 183,809.01

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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.