Home / 673,670.30-1,010,505.45-336,762.95

Finding the Fourth Proportional to 673,670.30, 1,010,505.45 and 336,762.95

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Solution

The fourth proportional to 673,670.30, 1,010,505.45 and 336,762.95 is: 505,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,670.30 : 1,010,505.45 = 336,762.95 : x
  2. Step 2: Convert to fraction form
    673,670.30/1,010,505.45 = 336,762.95/x
  3. Step 3: Cross multiply
    673,670.30x = 1,010,505.45 × 336,762.95
  4. Step 4: Simplify right side
    673,670.30x = 340,300,796,333.08
  5. Step 5: Solve for x
    x = 340,300,796,333.08/673,670.30
  6. Step 6: Final answer
    x = 505,144.43

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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.