Home / 789,562.16-1,184,219.52-257,079.60

Finding the Fourth Proportional to 789,562.16, 1,184,219.52 and 257,079.60

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Solution

The fourth proportional to 789,562.16, 1,184,219.52 and 257,079.60 is: 385,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,562.16 : 1,184,219.52 = 257,079.60 : x
  2. Step 2: Convert to fraction form
    789,562.16/1,184,219.52 = 257,079.60/x
  3. Step 3: Cross multiply
    789,562.16x = 1,184,219.52 × 257,079.60
  4. Step 4: Simplify right side
    789,562.16x = 304,438,680,513.79
  5. Step 5: Solve for x
    x = 304,438,680,513.79/789,562.16
  6. Step 6: Final answer
    x = 385,579.12

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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.