Home / 704,972.16-1,057,633.20-206,336.16

Finding the Fourth Proportional to 704,972.16, 1,057,633.20 and 206,336.16

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Solution

The fourth proportional to 704,972.16, 1,057,633.20 and 206,336.16 is: 309,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,972.16 : 1,057,633.20 = 206,336.16 : x
  2. Step 2: Convert to fraction form
    704,972.16/1,057,633.20 = 206,336.16/x
  3. Step 3: Cross multiply
    704,972.16x = 1,057,633.20 × 206,336.16
  4. Step 4: Simplify right side
    704,972.16x = 218,227,973,176.51
  5. Step 5: Solve for x
    x = 218,227,973,176.51/704,972.16
  6. Step 6: Final answer
    x = 309,555.45

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1.5x scale

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.