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Finding the Fourth Proportional to 265,379.76, 366,207.48 and 146,147.76

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Solution

The fourth proportional to 265,379.76, 366,207.48 and 146,147.76 is: 201,674.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,379.76 : 366,207.48 = 146,147.76 : x
  2. Step 2: Convert to fraction form
    265,379.76/366,207.48 = 146,147.76/x
  3. Step 3: Cross multiply
    265,379.76x = 366,207.48 × 146,147.76
  4. Step 4: Simplify right side
    265,379.76x = 53,520,402,897.24
  5. Step 5: Solve for x
    x = 53,520,402,897.24/265,379.76
  6. Step 6: Final answer
    x = 201,674.77

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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.