Home / 403,817.04-557,271.27-222,535.47

Finding the Fourth Proportional to 403,817.04, 557,271.27 and 222,535.47

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Solution

The fourth proportional to 403,817.04, 557,271.27 and 222,535.47 is: 307,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,817.04 : 557,271.27 = 222,535.47 : x
  2. Step 2: Convert to fraction form
    403,817.04/557,271.27 = 222,535.47/x
  3. Step 3: Cross multiply
    403,817.04x = 557,271.27 × 222,535.47
  4. Step 4: Simplify right side
    403,817.04x = 124,012,623,986.95
  5. Step 5: Solve for x
    x = 124,012,623,986.95/403,817.04
  6. Step 6: Final answer
    x = 307,101.02

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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.