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Finding the Fourth Proportional to 553,571.33, 830,610 and 250,046.65

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Solution

The fourth proportional to 553,571.33, 830,610 and 250,046.65 is: 375,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,571.33 : 830,610 = 250,046.65 : x
  2. Step 2: Convert to fraction form
    553,571.33/830,610 = 250,046.65/x
  3. Step 3: Cross multiply
    553,571.33x = 830,610 × 250,046.65
  4. Step 4: Simplify right side
    553,571.33x = 207,691,243,803.45
  5. Step 5: Solve for x
    x = 207,691,243,803.45/553,571.33
  6. Step 6: Final answer
    x = 375,184.25

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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.