Home / 430,868.02-594,629.46-308,371.90

Finding the Fourth Proportional to 430,868.02, 594,629.46 and 308,371.90

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Solution

The fourth proportional to 430,868.02, 594,629.46 and 308,371.90 is: 425,575.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,868.02 : 594,629.46 = 308,371.90 : x
  2. Step 2: Convert to fraction form
    430,868.02/594,629.46 = 308,371.90/x
  3. Step 3: Cross multiply
    430,868.02x = 594,629.46 × 308,371.90
  4. Step 4: Simplify right side
    430,868.02x = 183,367,016,376.17
  5. Step 5: Solve for x
    x = 183,367,016,376.17/430,868.02
  6. Step 6: Final answer
    x = 425,575.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.