Home / 990,174.02-1,484,873.60-350,230.48

Finding the Fourth Proportional to 990,174.02, 1,484,873.60 and 350,230.48

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Solution

The fourth proportional to 990,174.02, 1,484,873.60 and 350,230.48 is: 525,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,174.02 : 1,484,873.60 = 350,230.48 : x
  2. Step 2: Convert to fraction form
    990,174.02/1,484,873.60 = 350,230.48/x
  3. Step 3: Cross multiply
    990,174.02x = 1,484,873.60 × 350,230.48
  4. Step 4: Simplify right side
    990,174.02x = 520,047,993,667.33
  5. Step 5: Solve for x
    x = 520,047,993,667.33/990,174.02
  6. Step 6: Final answer
    x = 525,208.68

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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.