Home / 885,859.44-1,329,000.82-286,821.25

Finding the Fourth Proportional to 885,859.44, 1,329,000.82 and 286,821.25

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Solution

The fourth proportional to 885,859.44, 1,329,000.82 and 286,821.25 is: 430,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,859.44 : 1,329,000.82 = 286,821.25 : x
  2. Step 2: Convert to fraction form
    885,859.44/1,329,000.82 = 286,821.25/x
  3. Step 3: Cross multiply
    885,859.44x = 1,329,000.82 × 286,821.25
  4. Step 4: Simplify right side
    885,859.44x = 381,185,679,879.50
  5. Step 5: Solve for x
    x = 381,185,679,879.50/885,859.44
  6. Step 6: Final answer
    x = 430,300.41

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1.5x scale

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.