Home / 1,330,153.70-1,996,025.43-488,790.50

Finding the Fourth Proportional to 1,330,153.70, 1,996,025.43 and 488,790.50

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Solution

The fourth proportional to 1,330,153.70, 1,996,025.43 and 488,790.50 is: 733,477.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,153.70 : 1,996,025.43 = 488,790.50 : x
  2. Step 2: Convert to fraction form
    1,330,153.70/1,996,025.43 = 488,790.50/x
  3. Step 3: Cross multiply
    1,330,153.70x = 1,996,025.43 × 488,790.50
  4. Step 4: Simplify right side
    1,330,153.70x = 975,638,257,962.29
  5. Step 5: Solve for x
    x = 975,638,257,962.29/1,330,153.70
  6. Step 6: Final answer
    x = 733,477.84

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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.