Home / 792,584.64-1,188,876.96-342,937.44

Finding the Fourth Proportional to 792,584.64, 1,188,876.96 and 342,937.44

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Solution

The fourth proportional to 792,584.64, 1,188,876.96 and 342,937.44 is: 514,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,584.64 : 1,188,876.96 = 342,937.44 : x
  2. Step 2: Convert to fraction form
    792,584.64/1,188,876.96 = 342,937.44/x
  3. Step 3: Cross multiply
    792,584.64x = 1,188,876.96 × 342,937.44
  4. Step 4: Simplify right side
    792,584.64x = 407,710,421,137.38
  5. Step 5: Solve for x
    x = 407,710,421,137.38/792,584.64
  6. Step 6: Final answer
    x = 514,406.16

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1.5x scale

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.