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Finding the Fourth Proportional to 370,265.68, 554,952 and 170,311.91

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Solution

The fourth proportional to 370,265.68, 554,952 and 170,311.91 is: 255,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,265.68 : 554,952 = 170,311.91 : x
  2. Step 2: Convert to fraction form
    370,265.68/554,952 = 170,311.91/x
  3. Step 3: Cross multiply
    370,265.68x = 554,952 × 170,311.91
  4. Step 4: Simplify right side
    370,265.68x = 94,514,935,078.32
  5. Step 5: Solve for x
    x = 94,514,935,078.32/370,265.68
  6. Step 6: Final answer
    x = 255,262.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.