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Finding the Fourth Proportional to 323,603.40, 446,574.77 and 180,372.52

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Solution

The fourth proportional to 323,603.40, 446,574.77 and 180,372.52 is: 248,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,603.40 : 446,574.77 = 180,372.52 : x
  2. Step 2: Convert to fraction form
    323,603.40/446,574.77 = 180,372.52/x
  3. Step 3: Cross multiply
    323,603.40x = 446,574.77 × 180,372.52
  4. Step 4: Simplify right side
    323,603.40x = 80,549,816,966.07
  5. Step 5: Solve for x
    x = 80,549,816,966.07/323,603.40
  6. Step 6: Final answer
    x = 248,915.23

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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.