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Finding the Fourth Proportional to 441,427.52, 609,235.56 and 260,081.48

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Solution

The fourth proportional to 441,427.52, 609,235.56 and 260,081.48 is: 358,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,427.52 : 609,235.56 = 260,081.48 : x
  2. Step 2: Convert to fraction form
    441,427.52/609,235.56 = 260,081.48/x
  3. Step 3: Cross multiply
    441,427.52x = 609,235.56 × 260,081.48
  4. Step 4: Simplify right side
    441,427.52x = 158,450,886,113.43
  5. Step 5: Solve for x
    x = 158,450,886,113.43/441,427.52
  6. Step 6: Final answer
    x = 358,951.08

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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.