Home / 960,025.70-1,440,038.55-328,729.70

Finding the Fourth Proportional to 960,025.70, 1,440,038.55 and 328,729.70

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Solution

The fourth proportional to 960,025.70, 1,440,038.55 and 328,729.70 is: 493,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,025.70 : 1,440,038.55 = 328,729.70 : x
  2. Step 2: Convert to fraction form
    960,025.70/1,440,038.55 = 328,729.70/x
  3. Step 3: Cross multiply
    960,025.70x = 1,440,038.55 × 328,729.70
  4. Step 4: Simplify right side
    960,025.70x = 473,383,440,529.94
  5. Step 5: Solve for x
    x = 473,383,440,529.94/960,025.70
  6. Step 6: Final answer
    x = 493,094.55

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Similar ratio
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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.