Home / 1,028,954.07-1,543,431.69-429,588.48

Finding the Fourth Proportional to 1,028,954.07, 1,543,431.69 and 429,588.48

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Solution

The fourth proportional to 1,028,954.07, 1,543,431.69 and 429,588.48 is: 644,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,954.07 : 1,543,431.69 = 429,588.48 : x
  2. Step 2: Convert to fraction form
    1,028,954.07/1,543,431.69 = 429,588.48/x
  3. Step 3: Cross multiply
    1,028,954.07x = 1,543,431.69 × 429,588.48
  4. Step 4: Simplify right side
    1,028,954.07x = 663,040,473,690.93
  5. Step 5: Solve for x
    x = 663,040,473,690.93/1,028,954.07
  6. Step 6: Final answer
    x = 644,382.96

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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.