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Finding the Fourth Proportional to 265,705.98, 366,670.71 and 144,845.34

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Solution

The fourth proportional to 265,705.98, 366,670.71 and 144,845.34 is: 199,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,705.98 : 366,670.71 = 144,845.34 : x
  2. Step 2: Convert to fraction form
    265,705.98/366,670.71 = 144,845.34/x
  3. Step 3: Cross multiply
    265,705.98x = 366,670.71 × 144,845.34
  4. Step 4: Simplify right side
    265,705.98x = 53,110,543,657.99
  5. Step 5: Solve for x
    x = 53,110,543,657.99/265,705.98
  6. Step 6: Final answer
    x = 199,884.64

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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.