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Finding the Fourth Proportional to 366,518.88, 549,864.36 and 113,786.46

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Solution

The fourth proportional to 366,518.88, 549,864.36 and 113,786.46 is: 170,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,518.88 : 549,864.36 = 113,786.46 : x
  2. Step 2: Convert to fraction form
    366,518.88/549,864.36 = 113,786.46/x
  3. Step 3: Cross multiply
    366,518.88x = 549,864.36 × 113,786.46
  4. Step 4: Simplify right side
    366,518.88x = 62,567,119,004.57
  5. Step 5: Solve for x
    x = 62,567,119,004.57/366,518.88
  6. Step 6: Final answer
    x = 170,706.40

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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.