Home / 673,675.58-929,451.49-480,113.77

Finding the Fourth Proportional to 673,675.58, 929,451.49 and 480,113.77

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Solution

The fourth proportional to 673,675.58, 929,451.49 and 480,113.77 is: 662,399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,675.58 : 929,451.49 = 480,113.77 : x
  2. Step 2: Convert to fraction form
    673,675.58/929,451.49 = 480,113.77/x
  3. Step 3: Cross multiply
    673,675.58x = 929,451.49 × 480,113.77
  4. Step 4: Simplify right side
    673,675.58x = 446,242,458,896.02
  5. Step 5: Solve for x
    x = 446,242,458,896.02/673,675.58
  6. Step 6: Final answer
    x = 662,399.64

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Double scale
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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.