Home / 450,391.83-621,531.13-246,441.93

Finding the Fourth Proportional to 450,391.83, 621,531.13 and 246,441.93

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Solution

The fourth proportional to 450,391.83, 621,531.13 and 246,441.93 is: 340,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,391.83 : 621,531.13 = 246,441.93 : x
  2. Step 2: Convert to fraction form
    450,391.83/621,531.13 = 246,441.93/x
  3. Step 3: Cross multiply
    450,391.83x = 621,531.13 × 246,441.93
  4. Step 4: Simplify right side
    450,391.83x = 153,171,331,232.28
  5. Step 5: Solve for x
    x = 153,171,331,232.28/450,391.83
  6. Step 6: Final answer
    x = 340,084.61

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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.