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Finding the Fourth Proportional to 584,529.60, 806,661.60 and 329,831.64

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Solution

The fourth proportional to 584,529.60, 806,661.60 and 329,831.64 is: 455,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,529.60 : 806,661.60 = 329,831.64 : x
  2. Step 2: Convert to fraction form
    584,529.60/806,661.60 = 329,831.64/x
  3. Step 3: Cross multiply
    584,529.60x = 806,661.60 × 329,831.64
  4. Step 4: Simplify right side
    584,529.60x = 266,062,518,453.02
  5. Step 5: Solve for x
    x = 266,062,518,453.02/584,529.60
  6. Step 6: Final answer
    x = 455,173.73

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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.