Home / 266,319.04-367,520.26-145,460.61

Finding the Fourth Proportional to 266,319.04, 367,520.26 and 145,460.61

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Solution

The fourth proportional to 266,319.04, 367,520.26 and 145,460.61 is: 200,735.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,319.04 : 367,520.26 = 145,460.61 : x
  2. Step 2: Convert to fraction form
    266,319.04/367,520.26 = 145,460.61/x
  3. Step 3: Cross multiply
    266,319.04x = 367,520.26 × 145,460.61
  4. Step 4: Simplify right side
    266,319.04x = 53,459,721,525.15
  5. Step 5: Solve for x
    x = 53,459,721,525.15/266,319.04
  6. Step 6: Final answer
    x = 200,735.64

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1.5x scale

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.