Home / 888,910.77-1,226,700.09-481,012.59

Finding the Fourth Proportional to 888,910.77, 1,226,700.09 and 481,012.59

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Solution

The fourth proportional to 888,910.77, 1,226,700.09 and 481,012.59 is: 663,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,910.77 : 1,226,700.09 = 481,012.59 : x
  2. Step 2: Convert to fraction form
    888,910.77/1,226,700.09 = 481,012.59/x
  3. Step 3: Cross multiply
    888,910.77x = 1,226,700.09 × 481,012.59
  4. Step 4: Simplify right side
    888,910.77x = 590,058,187,444.13
  5. Step 5: Solve for x
    x = 590,058,187,444.13/888,910.77
  6. Step 6: Final answer
    x = 663,799.12

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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.