Home / 778,953.74-1,168,313.67-246,405.56

Finding the Fourth Proportional to 778,953.74, 1,168,313.67 and 246,405.56

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Solution

The fourth proportional to 778,953.74, 1,168,313.67 and 246,405.56 is: 369,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,953.74 : 1,168,313.67 = 246,405.56 : x
  2. Step 2: Convert to fraction form
    778,953.74/1,168,313.67 = 246,405.56/x
  3. Step 3: Cross multiply
    778,953.74x = 1,168,313.67 × 246,405.56
  4. Step 4: Simplify right side
    778,953.74x = 287,878,987,032.79
  5. Step 5: Solve for x
    x = 287,878,987,032.79/778,953.74
  6. Step 6: Final answer
    x = 369,571.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.