Home / 1,179,343.80-1,769,015.70-292,879.80

Finding the Fourth Proportional to 1,179,343.80, 1,769,015.70 and 292,879.80

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Solution

The fourth proportional to 1,179,343.80, 1,769,015.70 and 292,879.80 is: 439,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,343.80 : 1,769,015.70 = 292,879.80 : x
  2. Step 2: Convert to fraction form
    1,179,343.80/1,769,015.70 = 292,879.80/x
  3. Step 3: Cross multiply
    1,179,343.80x = 1,769,015.70 × 292,879.80
  4. Step 4: Simplify right side
    1,179,343.80x = 518,108,964,412.86
  5. Step 5: Solve for x
    x = 518,108,964,412.86/1,179,343.80
  6. Step 6: Final answer
    x = 439,319.70

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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.