Home / 683,202.40-1,025,110.80-309,032.80

Finding the Fourth Proportional to 683,202.40, 1,025,110.80 and 309,032.80

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Solution

The fourth proportional to 683,202.40, 1,025,110.80 and 309,032.80 is: 463,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,202.40 : 1,025,110.80 = 309,032.80 : x
  2. Step 2: Convert to fraction form
    683,202.40/1,025,110.80 = 309,032.80/x
  3. Step 3: Cross multiply
    683,202.40x = 1,025,110.80 × 309,032.80
  4. Step 4: Simplify right side
    683,202.40x = 316,792,860,834.24
  5. Step 5: Solve for x
    x = 316,792,860,834.24/683,202.40
  6. Step 6: Final answer
    x = 463,688.16

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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.