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Finding the Fourth Proportional to 370,587.16, 555,889.97 and 104,345.88

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Solution

The fourth proportional to 370,587.16, 555,889.97 and 104,345.88 is: 156,521.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,587.16 : 555,889.97 = 104,345.88 : x
  2. Step 2: Convert to fraction form
    370,587.16/555,889.97 = 104,345.88/x
  3. Step 3: Cross multiply
    370,587.16x = 555,889.97 × 104,345.88
  4. Step 4: Simplify right side
    370,587.16x = 58,004,825,692.16
  5. Step 5: Solve for x
    x = 58,004,825,692.16/370,587.16
  6. Step 6: Final answer
    x = 156,521.41

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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.