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Finding the Fourth Proportional to 634,907.76, 952,330.86 and 235,626.36

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Solution

The fourth proportional to 634,907.76, 952,330.86 and 235,626.36 is: 353,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,907.76 : 952,330.86 = 235,626.36 : x
  2. Step 2: Convert to fraction form
    634,907.76/952,330.86 = 235,626.36/x
  3. Step 3: Cross multiply
    634,907.76x = 952,330.86 × 235,626.36
  4. Step 4: Simplify right side
    634,907.76x = 224,394,254,057.47
  5. Step 5: Solve for x
    x = 224,394,254,057.47/634,907.76
  6. Step 6: Final answer
    x = 353,428.12

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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.