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Finding the Fourth Proportional to 247,466.96, 341,505.36 and 134,289.74

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Solution

The fourth proportional to 247,466.96, 341,505.36 and 134,289.74 is: 185,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,466.96 : 341,505.36 = 134,289.74 : x
  2. Step 2: Convert to fraction form
    247,466.96/341,505.36 = 134,289.74/x
  3. Step 3: Cross multiply
    247,466.96x = 341,505.36 × 134,289.74
  4. Step 4: Simplify right side
    247,466.96x = 45,860,666,003.01
  5. Step 5: Solve for x
    x = 45,860,666,003.01/247,466.96
  6. Step 6: Final answer
    x = 185,320.36

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1.5x scale

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.