Home / 784,388.39-1,176,582.60-548,192.39

Finding the Fourth Proportional to 784,388.39, 1,176,582.60 and 548,192.39

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Solution

The fourth proportional to 784,388.39, 1,176,582.60 and 548,192.39 is: 822,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,388.39 : 1,176,582.60 = 548,192.39 : x
  2. Step 2: Convert to fraction form
    784,388.39/1,176,582.60 = 548,192.39/x
  3. Step 3: Cross multiply
    784,388.39x = 1,176,582.60 × 548,192.39
  4. Step 4: Simplify right side
    784,388.39x = 644,993,621,643.50
  5. Step 5: Solve for x
    x = 644,993,621,643.50/784,388.39
  6. Step 6: Final answer
    x = 822,288.59

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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.