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Finding the Fourth Proportional to 329,837.84, 454,941.56 and 302,701.56

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Solution

The fourth proportional to 329,837.84, 454,941.56 and 302,701.56 is: 417,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,837.84 : 454,941.56 = 302,701.56 : x
  2. Step 2: Convert to fraction form
    329,837.84/454,941.56 = 302,701.56/x
  3. Step 3: Cross multiply
    329,837.84x = 454,941.56 × 302,701.56
  4. Step 4: Simplify right side
    329,837.84x = 137,711,519,920.83
  5. Step 5: Solve for x
    x = 137,711,519,920.83/329,837.84
  6. Step 6: Final answer
    x = 417,512.80

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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.