Home / 648,566.03-895,103.68-376,579.77

Finding the Fourth Proportional to 648,566.03, 895,103.68 and 376,579.77

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Solution

The fourth proportional to 648,566.03, 895,103.68 and 376,579.77 is: 519,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,566.03 : 895,103.68 = 376,579.77 : x
  2. Step 2: Convert to fraction form
    648,566.03/895,103.68 = 376,579.77/x
  3. Step 3: Cross multiply
    648,566.03x = 895,103.68 × 376,579.77
  4. Step 4: Simplify right side
    648,566.03x = 337,077,936,057.66
  5. Step 5: Solve for x
    x = 337,077,936,057.66/648,566.03
  6. Step 6: Final answer
    x = 519,728.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.