Home / 1,478,727.36-2,218,089.60-356,796

Finding the Fourth Proportional to 1,478,727.36, 2,218,089.60 and 356,796

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Solution

The fourth proportional to 1,478,727.36, 2,218,089.60 and 356,796 is: 535,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,727.36 : 2,218,089.60 = 356,796 : x
  2. Step 2: Convert to fraction form
    1,478,727.36/2,218,089.60 = 356,796/x
  3. Step 3: Cross multiply
    1,478,727.36x = 2,218,089.60 × 356,796
  4. Step 4: Simplify right side
    1,478,727.36x = 791,405,496,921.60
  5. Step 5: Solve for x
    x = 791,405,496,921.60/1,478,727.36
  6. Step 6: Final answer
    x = 535,193.65

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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.