Home / 1,020,350.04-1,530,137.88-300,493.86

Finding the Fourth Proportional to 1,020,350.04, 1,530,137.88 and 300,493.86

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Solution

The fourth proportional to 1,020,350.04, 1,530,137.88 and 300,493.86 is: 450,626.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,350.04 : 1,530,137.88 = 300,493.86 : x
  2. Step 2: Convert to fraction form
    1,020,350.04/1,530,137.88 = 300,493.86/x
  3. Step 3: Cross multiply
    1,020,350.04x = 1,530,137.88 × 300,493.86
  4. Step 4: Simplify right side
    1,020,350.04x = 459,797,037,893.42
  5. Step 5: Solve for x
    x = 459,797,037,893.42/1,020,350.04
  6. Step 6: Final answer
    x = 450,626.77

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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.