Home / 443,267.42-611,637.79-252,284.02

Finding the Fourth Proportional to 443,267.42, 611,637.79 and 252,284.02

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Solution

The fourth proportional to 443,267.42, 611,637.79 and 252,284.02 is: 348,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,267.42 : 611,637.79 = 252,284.02 : x
  2. Step 2: Convert to fraction form
    443,267.42/611,637.79 = 252,284.02/x
  3. Step 3: Cross multiply
    443,267.42x = 611,637.79 × 252,284.02
  4. Step 4: Simplify right side
    443,267.42x = 154,306,440,445.12
  5. Step 5: Solve for x
    x = 154,306,440,445.12/443,267.42
  6. Step 6: Final answer
    x = 348,111.40

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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.