Home / 1,553,558.40-2,330,337.60-488,926.80

Finding the Fourth Proportional to 1,553,558.40, 2,330,337.60 and 488,926.80

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Solution

The fourth proportional to 1,553,558.40, 2,330,337.60 and 488,926.80 is: 733,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,558.40 : 2,330,337.60 = 488,926.80 : x
  2. Step 2: Convert to fraction form
    1,553,558.40/2,330,337.60 = 488,926.80/x
  3. Step 3: Cross multiply
    1,553,558.40x = 2,330,337.60 × 488,926.80
  4. Step 4: Simplify right side
    1,553,558.40x = 1,139,364,505,687.68
  5. Step 5: Solve for x
    x = 1,139,364,505,687.68/1,553,558.40
  6. Step 6: Final answer
    x = 733,390.20

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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.