Home / 589,929.51-885,189.61-270,080.76

Finding the Fourth Proportional to 589,929.51, 885,189.61 and 270,080.76

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Solution

The fourth proportional to 589,929.51, 885,189.61 and 270,080.76 is: 405,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,929.51 : 885,189.61 = 270,080.76 : x
  2. Step 2: Convert to fraction form
    589,929.51/885,189.61 = 270,080.76/x
  3. Step 3: Cross multiply
    589,929.51x = 885,189.61 × 270,080.76
  4. Step 4: Simplify right side
    589,929.51x = 239,072,682,612.90
  5. Step 5: Solve for x
    x = 239,072,682,612.90/589,929.51
  6. Step 6: Final answer
    x = 405,256.35

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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.