Home / 1,019,601-1,529,302.14-309,635.19

Finding the Fourth Proportional to 1,019,601, 1,529,302.14 and 309,635.19

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Solution

The fourth proportional to 1,019,601, 1,529,302.14 and 309,635.19 is: 464,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,601 : 1,529,302.14 = 309,635.19 : x
  2. Step 2: Convert to fraction form
    1,019,601/1,529,302.14 = 309,635.19/x
  3. Step 3: Cross multiply
    1,019,601x = 1,529,302.14 × 309,635.19
  4. Step 4: Simplify right side
    1,019,601x = 473,525,758,686.31
  5. Step 5: Solve for x
    x = 473,525,758,686.31/1,019,601
  6. Step 6: Final answer
    x = 464,422.61

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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.