Home / 404,235.16-557,869.08-222,946.36

Finding the Fourth Proportional to 404,235.16, 557,869.08 and 222,946.36

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Solution

The fourth proportional to 404,235.16, 557,869.08 and 222,946.36 is: 307,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,235.16 : 557,869.08 = 222,946.36 : x
  2. Step 2: Convert to fraction form
    404,235.16/557,869.08 = 222,946.36/x
  3. Step 3: Cross multiply
    404,235.16x = 557,869.08 × 222,946.36
  4. Step 4: Simplify right side
    404,235.16x = 124,374,880,742.55
  5. Step 5: Solve for x
    x = 124,374,880,742.55/404,235.16
  6. Step 6: Final answer
    x = 307,679.52

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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.