Home / 910,651.62-1,365,739.32-270,783.02

Finding the Fourth Proportional to 910,651.62, 1,365,739.32 and 270,783.02

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Solution

The fourth proportional to 910,651.62, 1,365,739.32 and 270,783.02 is: 406,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,651.62 : 1,365,739.32 = 270,783.02 : x
  2. Step 2: Convert to fraction form
    910,651.62/1,365,739.32 = 270,783.02/x
  3. Step 3: Cross multiply
    910,651.62x = 1,365,739.32 × 270,783.02
  4. Step 4: Simplify right side
    910,651.62x = 369,819,017,602.35
  5. Step 5: Solve for x
    x = 369,819,017,602.35/910,651.62
  6. Step 6: Final answer
    x = 406,103.73

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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.