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Finding the Fourth Proportional to 632,049, 872,013.94 and 359,923.96

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Solution

The fourth proportional to 632,049, 872,013.94 and 359,923.96 is: 496,573.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,049 : 872,013.94 = 359,923.96 : x
  2. Step 2: Convert to fraction form
    632,049/872,013.94 = 359,923.96/x
  3. Step 3: Cross multiply
    632,049x = 872,013.94 × 359,923.96
  4. Step 4: Simplify right side
    632,049x = 313,858,710,460.00
  5. Step 5: Solve for x
    x = 313,858,710,460.00/632,049
  6. Step 6: Final answer
    x = 496,573.38

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1.5x scale

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.