Home / 734,702.60-1,102,479.52-308,200.69

Finding the Fourth Proportional to 734,702.60, 1,102,479.52 and 308,200.69

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Solution

The fourth proportional to 734,702.60, 1,102,479.52 and 308,200.69 is: 462,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,702.60 : 1,102,479.52 = 308,200.69 : x
  2. Step 2: Convert to fraction form
    734,702.60/1,102,479.52 = 308,200.69/x
  3. Step 3: Cross multiply
    734,702.60x = 1,102,479.52 × 308,200.69
  4. Step 4: Simplify right side
    734,702.60x = 339,784,945,248.17
  5. Step 5: Solve for x
    x = 339,784,945,248.17/734,702.60
  6. Step 6: Final answer
    x = 462,479.58

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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.