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Finding the Fourth Proportional to 453,358.86, 625,596.66 and 262,384.08

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Solution

The fourth proportional to 453,358.86, 625,596.66 and 262,384.08 is: 362,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,358.86 : 625,596.66 = 262,384.08 : x
  2. Step 2: Convert to fraction form
    453,358.86/625,596.66 = 262,384.08/x
  3. Step 3: Cross multiply
    453,358.86x = 625,596.66 × 262,384.08
  4. Step 4: Simplify right side
    453,358.86x = 164,146,604,085.17
  5. Step 5: Solve for x
    x = 164,146,604,085.17/453,358.86
  6. Step 6: Final answer
    x = 362,067.71

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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.