Home / 400,976.72-601,466.32-101,457.24

Finding the Fourth Proportional to 400,976.72, 601,466.32 and 101,457.24

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Solution

The fourth proportional to 400,976.72, 601,466.32 and 101,457.24 is: 152,186.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,976.72 : 601,466.32 = 101,457.24 : x
  2. Step 2: Convert to fraction form
    400,976.72/601,466.32 = 101,457.24/x
  3. Step 3: Cross multiply
    400,976.72x = 601,466.32 × 101,457.24
  4. Step 4: Simplify right side
    400,976.72x = 61,023,112,272.87
  5. Step 5: Solve for x
    x = 61,023,112,272.87/400,976.72
  6. Step 6: Final answer
    x = 152,186.17

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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.