Home / 768,244.05-1,152,366.08-294,940.80

Finding the Fourth Proportional to 768,244.05, 1,152,366.08 and 294,940.80

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Solution

The fourth proportional to 768,244.05, 1,152,366.08 and 294,940.80 is: 442,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,244.05 : 1,152,366.08 = 294,940.80 : x
  2. Step 2: Convert to fraction form
    768,244.05/1,152,366.08 = 294,940.80/x
  3. Step 3: Cross multiply
    768,244.05x = 1,152,366.08 × 294,940.80
  4. Step 4: Simplify right side
    768,244.05x = 339,879,772,053.36
  5. Step 5: Solve for x
    x = 339,879,772,053.36/768,244.05
  6. Step 6: Final answer
    x = 442,411.20

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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.