Home / 825,783.66-1,238,615.28-370,516.14

Finding the Fourth Proportional to 825,783.66, 1,238,615.28 and 370,516.14

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Solution

The fourth proportional to 825,783.66, 1,238,615.28 and 370,516.14 is: 555,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,783.66 : 1,238,615.28 = 370,516.14 : x
  2. Step 2: Convert to fraction form
    825,783.66/1,238,615.28 = 370,516.14/x
  3. Step 3: Cross multiply
    825,783.66x = 1,238,615.28 × 370,516.14
  4. Step 4: Simplify right side
    825,783.66x = 458,926,952,490.62
  5. Step 5: Solve for x
    x = 458,926,952,490.62/825,783.66
  6. Step 6: Final answer
    x = 555,747.19

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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.