Home / 960,060.94-1,438,513.53-328,630.30

Finding the Fourth Proportional to 960,060.94, 1,438,513.53 and 328,630.30

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Solution

The fourth proportional to 960,060.94, 1,438,513.53 and 328,630.30 is: 492,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,060.94 : 1,438,513.53 = 328,630.30 : x
  2. Step 2: Convert to fraction form
    960,060.94/1,438,513.53 = 328,630.30/x
  3. Step 3: Cross multiply
    960,060.94x = 1,438,513.53 × 328,630.30
  4. Step 4: Simplify right side
    960,060.94x = 472,739,132,917.96
  5. Step 5: Solve for x
    x = 472,739,132,917.96/960,060.94
  6. Step 6: Final answer
    x = 492,405.34

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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.