Home / 432,173.35-648,211.50-165,746.95

Finding the Fourth Proportional to 432,173.35, 648,211.50 and 165,746.95

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Solution

The fourth proportional to 432,173.35, 648,211.50 and 165,746.95 is: 248,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,173.35 : 648,211.50 = 165,746.95 : x
  2. Step 2: Convert to fraction form
    432,173.35/648,211.50 = 165,746.95/x
  3. Step 3: Cross multiply
    432,173.35x = 648,211.50 × 165,746.95
  4. Step 4: Simplify right side
    432,173.35x = 107,439,079,079.93
  5. Step 5: Solve for x
    x = 107,439,079,079.93/432,173.35
  6. Step 6: Final answer
    x = 248,601.81

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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.