Home / 885,860.44-1,329,002.32-286,822.25

Finding the Fourth Proportional to 885,860.44, 1,329,002.32 and 286,822.25

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Solution

The fourth proportional to 885,860.44, 1,329,002.32 and 286,822.25 is: 430,301.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,860.44 : 1,329,002.32 = 286,822.25 : x
  2. Step 2: Convert to fraction form
    885,860.44/1,329,002.32 = 286,822.25/x
  3. Step 3: Cross multiply
    885,860.44x = 1,329,002.32 × 286,822.25
  4. Step 4: Simplify right side
    885,860.44x = 381,187,435,677.62
  5. Step 5: Solve for x
    x = 381,187,435,677.62/885,860.44
  6. Step 6: Final answer
    x = 430,301.91

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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.