Home / 669,973.13-1,004,394.47-290,608.24

Finding the Fourth Proportional to 669,973.13, 1,004,394.47 and 290,608.24

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Solution

The fourth proportional to 669,973.13, 1,004,394.47 and 290,608.24 is: 435,667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,973.13 : 1,004,394.47 = 290,608.24 : x
  2. Step 2: Convert to fraction form
    669,973.13/1,004,394.47 = 290,608.24/x
  3. Step 3: Cross multiply
    669,973.13x = 1,004,394.47 × 290,608.24
  4. Step 4: Simplify right side
    669,973.13x = 291,885,309,192.43
  5. Step 5: Solve for x
    x = 291,885,309,192.43/669,973.13
  6. Step 6: Final answer
    x = 435,667.19

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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.