Home / 949,000.56-1,423,517.31-349,653.21

Finding the Fourth Proportional to 949,000.56, 1,423,517.31 and 349,653.21

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Solution

The fourth proportional to 949,000.56, 1,423,517.31 and 349,653.21 is: 524,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,000.56 : 1,423,517.31 = 349,653.21 : x
  2. Step 2: Convert to fraction form
    949,000.56/1,423,517.31 = 349,653.21/x
  3. Step 3: Cross multiply
    949,000.56x = 1,423,517.31 × 349,653.21
  4. Step 4: Simplify right side
    949,000.56x = 497,737,396,932.07
  5. Step 5: Solve for x
    x = 497,737,396,932.07/949,000.56
  6. Step 6: Final answer
    x = 524,485.88

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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.