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Finding the Fourth Proportional to 601,799.52, 830,465.52 and 329,861.60

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Solution

The fourth proportional to 601,799.52, 830,465.52 and 329,861.60 is: 455,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,799.52 : 830,465.52 = 329,861.60 : x
  2. Step 2: Convert to fraction form
    601,799.52/830,465.52 = 329,861.60/x
  3. Step 3: Cross multiply
    601,799.52x = 830,465.52 × 329,861.60
  4. Step 4: Simplify right side
    601,799.52x = 273,938,685,172.03
  5. Step 5: Solve for x
    x = 273,938,685,172.03/601,799.52
  6. Step 6: Final answer
    x = 455,199.24

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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.