Home / 778,091.06-1,074,124.24-548,835.14

Finding the Fourth Proportional to 778,091.06, 1,074,124.24 and 548,835.14

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Solution

The fourth proportional to 778,091.06, 1,074,124.24 and 548,835.14 is: 757,645.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,091.06 : 1,074,124.24 = 548,835.14 : x
  2. Step 2: Convert to fraction form
    778,091.06/1,074,124.24 = 548,835.14/x
  3. Step 3: Cross multiply
    778,091.06x = 1,074,124.24 × 548,835.14
  4. Step 4: Simplify right side
    778,091.06x = 589,517,127,637.79
  5. Step 5: Solve for x
    x = 589,517,127,637.79/778,091.06
  6. Step 6: Final answer
    x = 757,645.42

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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.