Home / 846,005.06-1,269,014.07-285,031.46

Finding the Fourth Proportional to 846,005.06, 1,269,014.07 and 285,031.46

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Solution

The fourth proportional to 846,005.06, 1,269,014.07 and 285,031.46 is: 427,549.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,005.06 : 1,269,014.07 = 285,031.46 : x
  2. Step 2: Convert to fraction form
    846,005.06/1,269,014.07 = 285,031.46/x
  3. Step 3: Cross multiply
    846,005.06x = 1,269,014.07 × 285,031.46
  4. Step 4: Simplify right side
    846,005.06x = 361,708,933,132.64
  5. Step 5: Solve for x
    x = 361,708,933,132.64/846,005.06
  6. Step 6: Final answer
    x = 427,549.37

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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.