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Finding the Fourth Proportional to 264,573.69, 365,118.28 and 143,714.94

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Solution

The fourth proportional to 264,573.69, 365,118.28 and 143,714.94 is: 198,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,573.69 : 365,118.28 = 143,714.94 : x
  2. Step 2: Convert to fraction form
    264,573.69/365,118.28 = 143,714.94/x
  3. Step 3: Cross multiply
    264,573.69x = 365,118.28 × 143,714.94
  4. Step 4: Simplify right side
    264,573.69x = 52,472,951,703.10
  5. Step 5: Solve for x
    x = 52,472,951,703.10/264,573.69
  6. Step 6: Final answer
    x = 198,330.20

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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.