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Finding the Fourth Proportional to 264,254.70, 396,090.45 and 146,010.90

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Solution

The fourth proportional to 264,254.70, 396,090.45 and 146,010.90 is: 218,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,254.70 : 396,090.45 = 146,010.90 : x
  2. Step 2: Convert to fraction form
    264,254.70/396,090.45 = 146,010.90/x
  3. Step 3: Cross multiply
    264,254.70x = 396,090.45 × 146,010.90
  4. Step 4: Simplify right side
    264,254.70x = 57,833,523,085.91
  5. Step 5: Solve for x
    x = 57,833,523,085.91/264,254.70
  6. Step 6: Final answer
    x = 218,855.23

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1.5x scale

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.