Home / 1,018,573.38-1,527,878.30-308,601.50

Finding the Fourth Proportional to 1,018,573.38, 1,527,878.30 and 308,601.50

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Solution

The fourth proportional to 1,018,573.38, 1,527,878.30 and 308,601.50 is: 462,907.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,573.38 : 1,527,878.30 = 308,601.50 : x
  2. Step 2: Convert to fraction form
    1,018,573.38/1,527,878.30 = 308,601.50/x
  3. Step 3: Cross multiply
    1,018,573.38x = 1,527,878.30 × 308,601.50
  4. Step 4: Simplify right side
    1,018,573.38x = 471,505,526,015.05
  5. Step 5: Solve for x
    x = 471,505,526,015.05/1,018,573.38
  6. Step 6: Final answer
    x = 462,907.76

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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.