Home / 476,141.48-657,073.44-261,285.14

Finding the Fourth Proportional to 476,141.48, 657,073.44 and 261,285.14

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Solution

The fourth proportional to 476,141.48, 657,073.44 and 261,285.14 is: 360,572.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,141.48 : 657,073.44 = 261,285.14 : x
  2. Step 2: Convert to fraction form
    476,141.48/657,073.44 = 261,285.14/x
  3. Step 3: Cross multiply
    476,141.48x = 657,073.44 × 261,285.14
  4. Step 4: Simplify right side
    476,141.48x = 171,683,525,760.68
  5. Step 5: Solve for x
    x = 171,683,525,760.68/476,141.48
  6. Step 6: Final answer
    x = 360,572.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.