Home / 1,228,510.44-1,842,765.84-480,031.56

Finding the Fourth Proportional to 1,228,510.44, 1,842,765.84 and 480,031.56

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Solution

The fourth proportional to 1,228,510.44, 1,842,765.84 and 480,031.56 is: 720,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,510.44 : 1,842,765.84 = 480,031.56 : x
  2. Step 2: Convert to fraction form
    1,228,510.44/1,842,765.84 = 480,031.56/x
  3. Step 3: Cross multiply
    1,228,510.44x = 1,842,765.84 × 480,031.56
  4. Step 4: Simplify right side
    1,228,510.44x = 884,585,760,889.91
  5. Step 5: Solve for x
    x = 884,585,760,889.91/1,228,510.44
  6. Step 6: Final answer
    x = 720,047.41

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Double scale
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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.