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Finding the Fourth Proportional to 452,790.56, 624,714.58 and 271,436.32

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Solution

The fourth proportional to 452,790.56, 624,714.58 and 271,436.32 is: 374,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,790.56 : 624,714.58 = 271,436.32 : x
  2. Step 2: Convert to fraction form
    452,790.56/624,714.58 = 271,436.32/x
  3. Step 3: Cross multiply
    452,790.56x = 624,714.58 × 271,436.32
  4. Step 4: Simplify right side
    452,790.56x = 169,570,222,724.89
  5. Step 5: Solve for x
    x = 169,570,222,724.89/452,790.56
  6. Step 6: Final answer
    x = 374,500.35

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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.