Home / 779,200.24-1,169,518.76-395,218.60

Finding the Fourth Proportional to 779,200.24, 1,169,518.76 and 395,218.60

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Solution

The fourth proportional to 779,200.24, 1,169,518.76 and 395,218.60 is: 593,192.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,200.24 : 1,169,518.76 = 395,218.60 : x
  2. Step 2: Convert to fraction form
    779,200.24/1,169,518.76 = 395,218.60/x
  3. Step 3: Cross multiply
    779,200.24x = 1,169,518.76 × 395,218.60
  4. Step 4: Simplify right side
    779,200.24x = 462,215,567,000.94
  5. Step 5: Solve for x
    x = 462,215,567,000.94/779,200.24
  6. Step 6: Final answer
    x = 593,192.28

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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.