Home / 410,320.21-565,564.01-274,304.47

Finding the Fourth Proportional to 410,320.21, 565,564.01 and 274,304.47

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Solution

The fourth proportional to 410,320.21, 565,564.01 and 274,304.47 is: 378,087.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,320.21 : 565,564.01 = 274,304.47 : x
  2. Step 2: Convert to fraction form
    410,320.21/565,564.01 = 274,304.47/x
  3. Step 3: Cross multiply
    410,320.21x = 565,564.01 × 274,304.47
  4. Step 4: Simplify right side
    410,320.21x = 155,136,735,285.98
  5. Step 5: Solve for x
    x = 155,136,735,285.98/410,320.21
  6. Step 6: Final answer
    x = 378,087.00

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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.