Home / 1,263.47-1,895.45-441.77

Finding the Fourth Proportional to 1,263.47, 1,895.45 and 441.77

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Solution

The fourth proportional to 1,263.47, 1,895.45 and 441.77 is: 662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.47 : 1,895.45 = 441.77 : x
  2. Step 2: Convert to fraction form
    1,263.47/1,895.45 = 441.77/x
  3. Step 3: Cross multiply
    1,263.47x = 1,895.45 × 441.77
  4. Step 4: Simplify right side
    1,263.47x = 837,341.26
  5. Step 5: Solve for x
    x = 837,341.26/1,263.47
  6. Step 6: Final answer
    x = 662.73

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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.