Home / 345,823.84-477,275.52-202,704.94

Finding the Fourth Proportional to 345,823.84, 477,275.52 and 202,704.94

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Solution

The fourth proportional to 345,823.84, 477,275.52 and 202,704.94 is: 279,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,823.84 : 477,275.52 = 202,704.94 : x
  2. Step 2: Convert to fraction form
    345,823.84/477,275.52 = 202,704.94/x
  3. Step 3: Cross multiply
    345,823.84x = 477,275.52 × 202,704.94
  4. Step 4: Simplify right side
    345,823.84x = 96,746,105,645.07
  5. Step 5: Solve for x
    x = 96,746,105,645.07/345,823.84
  6. Step 6: Final answer
    x = 279,755.45

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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.