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Finding the Fourth Proportional to 423,290.44, 635,032.61 and 183,444.60

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Solution

The fourth proportional to 423,290.44, 635,032.61 and 183,444.60 is: 275,208.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,290.44 : 635,032.61 = 183,444.60 : x
  2. Step 2: Convert to fraction form
    423,290.44/635,032.61 = 183,444.60/x
  3. Step 3: Cross multiply
    423,290.44x = 635,032.61 × 183,444.60
  4. Step 4: Simplify right side
    423,290.44x = 116,493,302,211.18
  5. Step 5: Solve for x
    x = 116,493,302,211.18/423,290.44
  6. Step 6: Final answer
    x = 275,208.92

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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.