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Finding the Fourth Proportional to 672,265.71, 927,714.47 and 366,344.64

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Solution

The fourth proportional to 672,265.71, 927,714.47 and 366,344.64 is: 505,548.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,265.71 : 927,714.47 = 366,344.64 : x
  2. Step 2: Convert to fraction form
    672,265.71/927,714.47 = 366,344.64/x
  3. Step 3: Cross multiply
    672,265.71x = 927,714.47 × 366,344.64
  4. Step 4: Simplify right side
    672,265.71x = 339,863,221,703.22
  5. Step 5: Solve for x
    x = 339,863,221,703.22/672,265.71
  6. Step 6: Final answer
    x = 505,548.95

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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.