Home / 915,364.72-1,373,139.24-241,492.60

Finding the Fourth Proportional to 915,364.72, 1,373,139.24 and 241,492.60

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Solution

The fourth proportional to 915,364.72, 1,373,139.24 and 241,492.60 is: 362,263.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,364.72 : 1,373,139.24 = 241,492.60 : x
  2. Step 2: Convert to fraction form
    915,364.72/1,373,139.24 = 241,492.60/x
  3. Step 3: Cross multiply
    915,364.72x = 1,373,139.24 × 241,492.60
  4. Step 4: Simplify right side
    915,364.72x = 331,602,965,229.62
  5. Step 5: Solve for x
    x = 331,602,965,229.62/915,364.72
  6. Step 6: Final answer
    x = 362,263.21

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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.