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Finding the Fourth Proportional to 265,656, 366,605.88 and 144,798.60

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Solution

The fourth proportional to 265,656, 366,605.88 and 144,798.60 is: 199,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,656 : 366,605.88 = 144,798.60 : x
  2. Step 2: Convert to fraction form
    265,656/366,605.88 = 144,798.60/x
  3. Step 3: Cross multiply
    265,656x = 366,605.88 × 144,798.60
  4. Step 4: Simplify right side
    265,656x = 53,084,018,175.77
  5. Step 5: Solve for x
    x = 53,084,018,175.77/265,656
  6. Step 6: Final answer
    x = 199,822.40

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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.