Home / 845,019.36-1,267,527.68-284,447.52

Finding the Fourth Proportional to 845,019.36, 1,267,527.68 and 284,447.52

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Solution

The fourth proportional to 845,019.36, 1,267,527.68 and 284,447.52 is: 426,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,019.36 : 1,267,527.68 = 284,447.52 : x
  2. Step 2: Convert to fraction form
    845,019.36/1,267,527.68 = 284,447.52/x
  3. Step 3: Cross multiply
    845,019.36x = 1,267,527.68 × 284,447.52
  4. Step 4: Simplify right side
    845,019.36x = 360,545,105,107.35
  5. Step 5: Solve for x
    x = 360,545,105,107.35/845,019.36
  6. Step 6: Final answer
    x = 426,670.82

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Double scale
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Similar ratio
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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.