Home / 351,317.02-484,817.08-190,172.02

Finding the Fourth Proportional to 351,317.02, 484,817.08 and 190,172.02

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Solution

The fourth proportional to 351,317.02, 484,817.08 and 190,172.02 is: 262,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,317.02 : 484,817.08 = 190,172.02 : x
  2. Step 2: Convert to fraction form
    351,317.02/484,817.08 = 190,172.02/x
  3. Step 3: Cross multiply
    351,317.02x = 484,817.08 × 190,172.02
  4. Step 4: Simplify right side
    351,317.02x = 92,198,643,434.10
  5. Step 5: Solve for x
    x = 92,198,643,434.10/351,317.02
  6. Step 6: Final answer
    x = 262,437.17

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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.