Home / 921,560.93-1,382,134.04-330,584.93

Finding the Fourth Proportional to 921,560.93, 1,382,134.04 and 330,584.93

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Solution

The fourth proportional to 921,560.93, 1,382,134.04 and 330,584.93 is: 495,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,560.93 : 1,382,134.04 = 330,584.93 : x
  2. Step 2: Convert to fraction form
    921,560.93/1,382,134.04 = 330,584.93/x
  3. Step 3: Cross multiply
    921,560.93x = 1,382,134.04 × 330,584.93
  4. Step 4: Simplify right side
    921,560.93x = 456,912,683,211.09
  5. Step 5: Solve for x
    x = 456,912,683,211.09/921,560.93
  6. Step 6: Final answer
    x = 495,803.01

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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.