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Finding the Fourth Proportional to 792,880, 1,094,174.96 and 430,303.77

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Solution

The fourth proportional to 792,880, 1,094,174.96 and 430,303.77 is: 593,819.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,880 : 1,094,174.96 = 430,303.77 : x
  2. Step 2: Convert to fraction form
    792,880/1,094,174.96 = 430,303.77/x
  3. Step 3: Cross multiply
    792,880x = 1,094,174.96 × 430,303.77
  4. Step 4: Simplify right side
    792,880x = 470,827,610,327.60
  5. Step 5: Solve for x
    x = 470,827,610,327.60/792,880
  6. Step 6: Final answer
    x = 593,819.51

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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.