Home / 589,704.46-813,596.40-480,621.23

Finding the Fourth Proportional to 589,704.46, 813,596.40 and 480,621.23

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Solution

The fourth proportional to 589,704.46, 813,596.40 and 480,621.23 is: 663,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,704.46 : 813,596.40 = 480,621.23 : x
  2. Step 2: Convert to fraction form
    589,704.46/813,596.40 = 480,621.23/x
  3. Step 3: Cross multiply
    589,704.46x = 813,596.40 × 480,621.23
  4. Step 4: Simplify right side
    589,704.46x = 391,031,704,525.56
  5. Step 5: Solve for x
    x = 391,031,704,525.56/589,704.46
  6. Step 6: Final answer
    x = 663,097.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.