Home / 777,275.71-1,072,612.15-433,093.85

Finding the Fourth Proportional to 777,275.71, 1,072,612.15 and 433,093.85

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Solution

The fourth proportional to 777,275.71, 1,072,612.15 and 433,093.85 is: 597,653.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,275.71 : 1,072,612.15 = 433,093.85 : x
  2. Step 2: Convert to fraction form
    777,275.71/1,072,612.15 = 433,093.85/x
  3. Step 3: Cross multiply
    777,275.71x = 1,072,612.15 × 433,093.85
  4. Step 4: Simplify right side
    777,275.71x = 464,541,725,600.28
  5. Step 5: Solve for x
    x = 464,541,725,600.28/777,275.71
  6. Step 6: Final answer
    x = 597,653.73

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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.