Home / 1,008,707.72-1,513,066.43-298,749.20

Finding the Fourth Proportional to 1,008,707.72, 1,513,066.43 and 298,749.20

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Solution

The fourth proportional to 1,008,707.72, 1,513,066.43 and 298,749.20 is: 448,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,707.72 : 1,513,066.43 = 298,749.20 : x
  2. Step 2: Convert to fraction form
    1,008,707.72/1,513,066.43 = 298,749.20/x
  3. Step 3: Cross multiply
    1,008,707.72x = 1,513,066.43 × 298,749.20
  4. Step 4: Simplify right side
    1,008,707.72x = 452,027,378,690.90
  5. Step 5: Solve for x
    x = 452,027,378,690.90/1,008,707.72
  6. Step 6: Final answer
    x = 448,125.23

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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.