Home / 292,482.72-438,905.52-134,733.60

Finding the Fourth Proportional to 292,482.72, 438,905.52 and 134,733.60

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Solution

The fourth proportional to 292,482.72, 438,905.52 and 134,733.60 is: 202,183.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,482.72 : 438,905.52 = 134,733.60 : x
  2. Step 2: Convert to fraction form
    292,482.72/438,905.52 = 134,733.60/x
  3. Step 3: Cross multiply
    292,482.72x = 438,905.52 × 134,733.60
  4. Step 4: Simplify right side
    292,482.72x = 59,135,320,769.47
  5. Step 5: Solve for x
    x = 59,135,320,769.47/292,482.72
  6. Step 6: Final answer
    x = 202,183.98

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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.