Home / 1,049,173.40-1,574,148.90-339,224.60

Finding the Fourth Proportional to 1,049,173.40, 1,574,148.90 and 339,224.60

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Solution

The fourth proportional to 1,049,173.40, 1,574,148.90 and 339,224.60 is: 508,962.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,173.40 : 1,574,148.90 = 339,224.60 : x
  2. Step 2: Convert to fraction form
    1,049,173.40/1,574,148.90 = 339,224.60/x
  3. Step 3: Cross multiply
    1,049,173.40x = 1,574,148.90 × 339,224.60
  4. Step 4: Simplify right side
    1,049,173.40x = 533,990,030,942.94
  5. Step 5: Solve for x
    x = 533,990,030,942.94/1,049,173.40
  6. Step 6: Final answer
    x = 508,962.61

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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.