Home / 959,350.92-1,438,775.70-285,250.72

Finding the Fourth Proportional to 959,350.92, 1,438,775.70 and 285,250.72

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Solution

The fourth proportional to 959,350.92, 1,438,775.70 and 285,250.72 is: 427,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,350.92 : 1,438,775.70 = 285,250.72 : x
  2. Step 2: Convert to fraction form
    959,350.92/1,438,775.70 = 285,250.72/x
  3. Step 3: Cross multiply
    959,350.92x = 1,438,775.70 × 285,250.72
  4. Step 4: Simplify right side
    959,350.92x = 410,411,804,343.50
  5. Step 5: Solve for x
    x = 410,411,804,343.50/959,350.92
  6. Step 6: Final answer
    x = 427,801.54

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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.