Home / 683,994.76-1,025,438.70-284,935.30

Finding the Fourth Proportional to 683,994.76, 1,025,438.70 and 284,935.30

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Solution

The fourth proportional to 683,994.76, 1,025,438.70 and 284,935.30 is: 427,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,994.76 : 1,025,438.70 = 284,935.30 : x
  2. Step 2: Convert to fraction form
    683,994.76/1,025,438.70 = 284,935.30/x
  3. Step 3: Cross multiply
    683,994.76x = 1,025,438.70 × 284,935.30
  4. Step 4: Simplify right side
    683,994.76x = 292,183,683,616.11
  5. Step 5: Solve for x
    x = 292,183,683,616.11/683,994.76
  6. Step 6: Final answer
    x = 427,172.40

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1.5x scale

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.