Home / 746,730.46-1,030,396.35-456,488.02

Finding the Fourth Proportional to 746,730.46, 1,030,396.35 and 456,488.02

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Solution

The fourth proportional to 746,730.46, 1,030,396.35 and 456,488.02 is: 629,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,730.46 : 1,030,396.35 = 456,488.02 : x
  2. Step 2: Convert to fraction form
    746,730.46/1,030,396.35 = 456,488.02/x
  3. Step 3: Cross multiply
    746,730.46x = 1,030,396.35 × 456,488.02
  4. Step 4: Simplify right side
    746,730.46x = 470,363,589,626.73
  5. Step 5: Solve for x
    x = 470,363,589,626.73/746,730.46
  6. Step 6: Final answer
    x = 629,897.42

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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.