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Finding the Fourth Proportional to 265,368.84, 366,149.70 and 222,521.64

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Solution

The fourth proportional to 265,368.84, 366,149.70 and 222,521.64 is: 307,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,368.84 : 366,149.70 = 222,521.64 : x
  2. Step 2: Convert to fraction form
    265,368.84/366,149.70 = 222,521.64/x
  3. Step 3: Cross multiply
    265,368.84x = 366,149.70 × 222,521.64
  4. Step 4: Simplify right side
    265,368.84x = 81,476,231,729.51
  5. Step 5: Solve for x
    x = 81,476,231,729.51/265,368.84
  6. Step 6: Final answer
    x = 307,030.14

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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.