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Finding the Fourth Proportional to 475,833.52, 656,653.50 and 260,975.12

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Solution

The fourth proportional to 475,833.52, 656,653.50 and 260,975.12 is: 360,147.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,833.52 : 656,653.50 = 260,975.12 : x
  2. Step 2: Convert to fraction form
    475,833.52/656,653.50 = 260,975.12/x
  3. Step 3: Cross multiply
    475,833.52x = 656,653.50 × 260,975.12
  4. Step 4: Simplify right side
    475,833.52x = 171,370,225,960.92
  5. Step 5: Solve for x
    x = 171,370,225,960.92/475,833.52
  6. Step 6: Final answer
    x = 360,147.44

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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.