Home / 792,109.69-1,188,312.44-359,857.50

Finding the Fourth Proportional to 792,109.69, 1,188,312.44 and 359,857.50

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Solution

The fourth proportional to 792,109.69, 1,188,312.44 and 359,857.50 is: 539,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,109.69 : 1,188,312.44 = 359,857.50 : x
  2. Step 2: Convert to fraction form
    792,109.69/1,188,312.44 = 359,857.50/x
  3. Step 3: Cross multiply
    792,109.69x = 1,188,312.44 × 359,857.50
  4. Step 4: Simplify right side
    792,109.69x = 427,623,137,621.84
  5. Step 5: Solve for x
    x = 427,623,137,621.84/792,109.69
  6. Step 6: Final answer
    x = 539,853.44

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1.5x scale

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.