Home / 432,285.90-648,459.95-166,046.43

Finding the Fourth Proportional to 432,285.90, 648,459.95 and 166,046.43

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Solution

The fourth proportional to 432,285.90, 648,459.95 and 166,046.43 is: 249,081.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,285.90 : 648,459.95 = 166,046.43 : x
  2. Step 2: Convert to fraction form
    432,285.90/648,459.95 = 166,046.43/x
  3. Step 3: Cross multiply
    432,285.90x = 648,459.95 × 166,046.43
  4. Step 4: Simplify right side
    432,285.90x = 107,674,458,865.25
  5. Step 5: Solve for x
    x = 107,674,458,865.25/432,285.90
  6. Step 6: Final answer
    x = 249,081.59

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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.