Home / 307,008.03-460,942.43-157,355.67

Finding the Fourth Proportional to 307,008.03, 460,942.43 and 157,355.67

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Solution

The fourth proportional to 307,008.03, 460,942.43 and 157,355.67 is: 236,254.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,008.03 : 460,942.43 = 157,355.67 : x
  2. Step 2: Convert to fraction form
    307,008.03/460,942.43 = 157,355.67/x
  3. Step 3: Cross multiply
    307,008.03x = 460,942.43 × 157,355.67
  4. Step 4: Simplify right side
    307,008.03x = 72,531,904,117.30
  5. Step 5: Solve for x
    x = 72,531,904,117.30/307,008.03
  6. Step 6: Final answer
    x = 236,254.09

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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.