Home / 759,028.60-1,137,417-309,199.96

Finding the Fourth Proportional to 759,028.60, 1,137,417 and 309,199.96

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Solution

The fourth proportional to 759,028.60, 1,137,417 and 309,199.96 is: 463,341.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,028.60 : 1,137,417 = 309,199.96 : x
  2. Step 2: Convert to fraction form
    759,028.60/1,137,417 = 309,199.96/x
  3. Step 3: Cross multiply
    759,028.60x = 1,137,417 × 309,199.96
  4. Step 4: Simplify right side
    759,028.60x = 351,689,290,903.32
  5. Step 5: Solve for x
    x = 351,689,290,903.32/759,028.60
  6. Step 6: Final answer
    x = 463,341.29

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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.