Home / 404,023.13-557,549.69-222,734.40

Finding the Fourth Proportional to 404,023.13, 557,549.69 and 222,734.40

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Solution

The fourth proportional to 404,023.13, 557,549.69 and 222,734.40 is: 307,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,023.13 : 557,549.69 = 222,734.40 : x
  2. Step 2: Convert to fraction form
    404,023.13/557,549.69 = 222,734.40/x
  3. Step 3: Cross multiply
    404,023.13x = 557,549.69 × 222,734.40
  4. Step 4: Simplify right side
    404,023.13x = 124,185,495,672.34
  5. Step 5: Solve for x
    x = 124,185,495,672.34/404,023.13
  6. Step 6: Final answer
    x = 307,372.24

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1.5x scale

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.