Home / 983,160.74-1,474,821.12-273,188.85

Finding the Fourth Proportional to 983,160.74, 1,474,821.12 and 273,188.85

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Solution

The fourth proportional to 983,160.74, 1,474,821.12 and 273,188.85 is: 409,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,160.74 : 1,474,821.12 = 273,188.85 : x
  2. Step 2: Convert to fraction form
    983,160.74/1,474,821.12 = 273,188.85/x
  3. Step 3: Cross multiply
    983,160.74x = 1,474,821.12 × 273,188.85
  4. Step 4: Simplify right side
    983,160.74x = 402,904,685,728.51
  5. Step 5: Solve for x
    x = 402,904,685,728.51/983,160.74
  6. Step 6: Final answer
    x = 409,805.51

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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.