Home / 832,385.24-1,148,073.72-505,696.64

Finding the Fourth Proportional to 832,385.24, 1,148,073.72 and 505,696.64

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Solution

The fourth proportional to 832,385.24, 1,148,073.72 and 505,696.64 is: 697,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,385.24 : 1,148,073.72 = 505,696.64 : x
  2. Step 2: Convert to fraction form
    832,385.24/1,148,073.72 = 505,696.64/x
  3. Step 3: Cross multiply
    832,385.24x = 1,148,073.72 × 505,696.64
  4. Step 4: Simplify right side
    832,385.24x = 580,577,022,676.30
  5. Step 5: Solve for x
    x = 580,577,022,676.30/832,385.24
  6. Step 6: Final answer
    x = 697,485.97

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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.