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Finding the Fourth Proportional to 792,879, 1,094,173.58 and 430,302.77

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Solution

The fourth proportional to 792,879, 1,094,173.58 and 430,302.77 is: 593,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,879 : 1,094,173.58 = 430,302.77 : x
  2. Step 2: Convert to fraction form
    792,879/1,094,173.58 = 430,302.77/x
  3. Step 3: Cross multiply
    792,879x = 1,094,173.58 × 430,302.77
  4. Step 4: Simplify right side
    792,879x = 470,825,926,146.01
  5. Step 5: Solve for x
    x = 470,825,926,146.01/792,879
  6. Step 6: Final answer
    x = 593,818.13

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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.