Home / 1,035,172.85-1,553,008.41-436,305.29

Finding the Fourth Proportional to 1,035,172.85, 1,553,008.41 and 436,305.29

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Solution

The fourth proportional to 1,035,172.85, 1,553,008.41 and 436,305.29 is: 654,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,172.85 : 1,553,008.41 = 436,305.29 : x
  2. Step 2: Convert to fraction form
    1,035,172.85/1,553,008.41 = 436,305.29/x
  3. Step 3: Cross multiply
    1,035,172.85x = 1,553,008.41 × 436,305.29
  4. Step 4: Simplify right side
    1,035,172.85x = 677,585,776,932.45
  5. Step 5: Solve for x
    x = 677,585,776,932.45/1,035,172.85
  6. Step 6: Final answer
    x = 654,562.94

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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.