Home / 1,330,153.32-1,996,024.86-488,790.12

Finding the Fourth Proportional to 1,330,153.32, 1,996,024.86 and 488,790.12

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Solution

The fourth proportional to 1,330,153.32, 1,996,024.86 and 488,790.12 is: 733,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,153.32 : 1,996,024.86 = 488,790.12 : x
  2. Step 2: Convert to fraction form
    1,330,153.32/1,996,024.86 = 488,790.12/x
  3. Step 3: Cross multiply
    1,330,153.32x = 1,996,024.86 × 488,790.12
  4. Step 4: Simplify right side
    1,330,153.32x = 975,637,230,842.38
  5. Step 5: Solve for x
    x = 975,637,230,842.38/1,330,153.32
  6. Step 6: Final answer
    x = 733,477.27

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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.