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Finding the Fourth Proportional to 370,604.16, 555,900.77 and 117,899.96

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Solution

The fourth proportional to 370,604.16, 555,900.77 and 117,899.96 is: 176,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,604.16 : 555,900.77 = 117,899.96 : x
  2. Step 2: Convert to fraction form
    370,604.16/555,900.77 = 117,899.96/x
  3. Step 3: Cross multiply
    370,604.16x = 555,900.77 × 117,899.96
  4. Step 4: Simplify right side
    370,604.16x = 65,540,676,062.22
  5. Step 5: Solve for x
    x = 65,540,676,062.22/370,604.16
  6. Step 6: Final answer
    x = 176,848.19

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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.