Home / 1,001,238.66-1,501,252.38-393,299.16

Finding the Fourth Proportional to 1,001,238.66, 1,501,252.38 and 393,299.16

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Solution

The fourth proportional to 1,001,238.66, 1,501,252.38 and 393,299.16 is: 589,710.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,238.66 : 1,501,252.38 = 393,299.16 : x
  2. Step 2: Convert to fraction form
    1,001,238.66/1,501,252.38 = 393,299.16/x
  3. Step 3: Cross multiply
    1,001,238.66x = 1,501,252.38 × 393,299.16
  4. Step 4: Simplify right side
    1,001,238.66x = 590,441,300,002.00
  5. Step 5: Solve for x
    x = 590,441,300,002.00/1,001,238.66
  6. Step 6: Final answer
    x = 589,710.85

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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.