Home / 982,445.75-1,473,668.55-272,473.77

Finding the Fourth Proportional to 982,445.75, 1,473,668.55 and 272,473.77

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Solution

The fourth proportional to 982,445.75, 1,473,668.55 and 272,473.77 is: 408,710.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,445.75 : 1,473,668.55 = 272,473.77 : x
  2. Step 2: Convert to fraction form
    982,445.75/1,473,668.55 = 272,473.77/x
  3. Step 3: Cross multiply
    982,445.75x = 1,473,668.55 × 272,473.77
  4. Step 4: Simplify right side
    982,445.75x = 401,536,025,548.93
  5. Step 5: Solve for x
    x = 401,536,025,548.93/982,445.75
  6. Step 6: Final answer
    x = 408,710.64

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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.