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Finding the Fourth Proportional to 601,967, 830,708.88 and 330,050

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Solution

The fourth proportional to 601,967, 830,708.88 and 330,050 is: 455,465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,967 : 830,708.88 = 330,050 : x
  2. Step 2: Convert to fraction form
    601,967/830,708.88 = 330,050/x
  3. Step 3: Cross multiply
    601,967x = 830,708.88 × 330,050
  4. Step 4: Simplify right side
    601,967x = 274,175,465,844
  5. Step 5: Solve for x
    x = 274,175,465,844/601,967
  6. Step 6: Final answer
    x = 455,465.94

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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.