Home / 443,824.64-612,482.08-252,835.20

Finding the Fourth Proportional to 443,824.64, 612,482.08 and 252,835.20

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Solution

The fourth proportional to 443,824.64, 612,482.08 and 252,835.20 is: 348,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,824.64 : 612,482.08 = 252,835.20 : x
  2. Step 2: Convert to fraction form
    443,824.64/612,482.08 = 252,835.20/x
  3. Step 3: Cross multiply
    443,824.64x = 612,482.08 × 252,835.20
  4. Step 4: Simplify right side
    443,824.64x = 154,857,029,193.22
  5. Step 5: Solve for x
    x = 154,857,029,193.22/443,824.64
  6. Step 6: Final answer
    x = 348,914.90

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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.