Home / 1,029,314.30-1,544,031.93-398,231.42

Finding the Fourth Proportional to 1,029,314.30, 1,544,031.93 and 398,231.42

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Solution

The fourth proportional to 1,029,314.30, 1,544,031.93 and 398,231.42 is: 597,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,314.30 : 1,544,031.93 = 398,231.42 : x
  2. Step 2: Convert to fraction form
    1,029,314.30/1,544,031.93 = 398,231.42/x
  3. Step 3: Cross multiply
    1,029,314.30x = 1,544,031.93 × 398,231.42
  4. Step 4: Simplify right side
    1,029,314.30x = 614,882,028,009.24
  5. Step 5: Solve for x
    x = 614,882,028,009.24/1,029,314.30
  6. Step 6: Final answer
    x = 597,370.53

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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.