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Finding the Fourth Proportional to 265,609.48, 366,530.38 and 144,748.17

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Solution

The fourth proportional to 265,609.48, 366,530.38 and 144,748.17 is: 199,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,609.48 : 366,530.38 = 144,748.17 : x
  2. Step 2: Convert to fraction form
    265,609.48/366,530.38 = 144,748.17/x
  3. Step 3: Cross multiply
    265,609.48x = 366,530.38 × 144,748.17
  4. Step 4: Simplify right side
    265,609.48x = 53,054,601,754.40
  5. Step 5: Solve for x
    x = 53,054,601,754.40/265,609.48
  6. Step 6: Final answer
    x = 199,746.64

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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.