Home / 965,168.18-1,331,378.72-601,961.47

Finding the Fourth Proportional to 965,168.18, 1,331,378.72 and 601,961.47

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Solution

The fourth proportional to 965,168.18, 1,331,378.72 and 601,961.47 is: 830,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,168.18 : 1,331,378.72 = 601,961.47 : x
  2. Step 2: Convert to fraction form
    965,168.18/1,331,378.72 = 601,961.47/x
  3. Step 3: Cross multiply
    965,168.18x = 1,331,378.72 × 601,961.47
  4. Step 4: Simplify right side
    965,168.18x = 801,438,688,408.11
  5. Step 5: Solve for x
    x = 801,438,688,408.11/965,168.18
  6. Step 6: Final answer
    x = 830,361.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.