Home / 1,553,459.70-2,330,272.58-488,584.78

Finding the Fourth Proportional to 1,553,459.70, 2,330,272.58 and 488,584.78

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Solution

The fourth proportional to 1,553,459.70, 2,330,272.58 and 488,584.78 is: 732,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,459.70 : 2,330,272.58 = 488,584.78 : x
  2. Step 2: Convert to fraction form
    1,553,459.70/2,330,272.58 = 488,584.78/x
  3. Step 3: Cross multiply
    1,553,459.70x = 2,330,272.58 × 488,584.78
  4. Step 4: Simplify right side
    1,553,459.70x = 1,138,535,715,839.33
  5. Step 5: Solve for x
    x = 1,138,535,715,839.33/1,553,459.70
  6. Step 6: Final answer
    x = 732,903.28

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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.