Home / 632,187.96-947,283.21-513,278.34

Finding the Fourth Proportional to 632,187.96, 947,283.21 and 513,278.34

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Solution

The fourth proportional to 632,187.96, 947,283.21 and 513,278.34 is: 769,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,187.96 : 947,283.21 = 513,278.34 : x
  2. Step 2: Convert to fraction form
    632,187.96/947,283.21 = 513,278.34/x
  3. Step 3: Cross multiply
    632,187.96x = 947,283.21 × 513,278.34
  4. Step 4: Simplify right side
    632,187.96x = 486,219,953,538.67
  5. Step 5: Solve for x
    x = 486,219,953,538.67/632,187.96
  6. Step 6: Final answer
    x = 769,106.63

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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.