Home / 262,459.04-393,663.60-104,645.28

Finding the Fourth Proportional to 262,459.04, 393,663.60 and 104,645.28

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Solution

The fourth proportional to 262,459.04, 393,663.60 and 104,645.28 is: 156,957.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,459.04 : 393,663.60 = 104,645.28 : x
  2. Step 2: Convert to fraction form
    262,459.04/393,663.60 = 104,645.28/x
  3. Step 3: Cross multiply
    262,459.04x = 393,663.60 × 104,645.28
  4. Step 4: Simplify right side
    262,459.04x = 41,195,037,647.81
  5. Step 5: Solve for x
    x = 41,195,037,647.81/262,459.04
  6. Step 6: Final answer
    x = 156,957.97

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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.