Home / 946,012.08-1,417,785.96-384,390

Finding the Fourth Proportional to 946,012.08, 1,417,785.96 and 384,390

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Solution

The fourth proportional to 946,012.08, 1,417,785.96 and 384,390 is: 576,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,012.08 : 1,417,785.96 = 384,390 : x
  2. Step 2: Convert to fraction form
    946,012.08/1,417,785.96 = 384,390/x
  3. Step 3: Cross multiply
    946,012.08x = 1,417,785.96 × 384,390
  4. Step 4: Simplify right side
    946,012.08x = 544,982,745,164.40
  5. Step 5: Solve for x
    x = 544,982,745,164.40/946,012.08
  6. Step 6: Final answer
    x = 576,084.34

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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.