Home / 651,446.56-977,012.70-272,162.44

Finding the Fourth Proportional to 651,446.56, 977,012.70 and 272,162.44

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Solution

The fourth proportional to 651,446.56, 977,012.70 and 272,162.44 is: 408,178.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,446.56 : 977,012.70 = 272,162.44 : x
  2. Step 2: Convert to fraction form
    651,446.56/977,012.70 = 272,162.44/x
  3. Step 3: Cross multiply
    651,446.56x = 977,012.70 × 272,162.44
  4. Step 4: Simplify right side
    651,446.56x = 265,906,160,342.99
  5. Step 5: Solve for x
    x = 265,906,160,342.99/651,446.56
  6. Step 6: Final answer
    x = 408,178.01

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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.