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Finding the Fourth Proportional to 247,333.02, 370,749.09 and 97,678.83

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Solution

The fourth proportional to 247,333.02, 370,749.09 and 97,678.83 is: 146,419.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,333.02 : 370,749.09 = 97,678.83 : x
  2. Step 2: Convert to fraction form
    247,333.02/370,749.09 = 97,678.83/x
  3. Step 3: Cross multiply
    247,333.02x = 370,749.09 × 97,678.83
  4. Step 4: Simplify right side
    247,333.02x = 36,214,337,334.76
  5. Step 5: Solve for x
    x = 36,214,337,334.76/247,333.02
  6. Step 6: Final answer
    x = 146,419.34

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1.5x scale

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.