Home / 888,910.51-1,226,699.76-481,012.36

Finding the Fourth Proportional to 888,910.51, 1,226,699.76 and 481,012.36

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Solution

The fourth proportional to 888,910.51, 1,226,699.76 and 481,012.36 is: 663,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,910.51 : 1,226,699.76 = 481,012.36 : x
  2. Step 2: Convert to fraction form
    888,910.51/1,226,699.76 = 481,012.36/x
  3. Step 3: Cross multiply
    888,910.51x = 1,226,699.76 × 481,012.36
  4. Step 4: Simplify right side
    888,910.51x = 590,057,746,569.03
  5. Step 5: Solve for x
    x = 590,057,746,569.03/888,910.51
  6. Step 6: Final answer
    x = 663,798.82

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1.5x scale

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.