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Finding the Fourth Proportional to 325,261.82, 448,653.03 and 260,885.52

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Solution

The fourth proportional to 325,261.82, 448,653.03 and 260,885.52 is: 359,854.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,261.82 : 448,653.03 = 260,885.52 : x
  2. Step 2: Convert to fraction form
    325,261.82/448,653.03 = 260,885.52/x
  3. Step 3: Cross multiply
    325,261.82x = 448,653.03 × 260,885.52
  4. Step 4: Simplify right side
    325,261.82x = 117,047,079,031.13
  5. Step 5: Solve for x
    x = 117,047,079,031.13/325,261.82
  6. Step 6: Final answer
    x = 359,854.96

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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.