Home / 595,022.01-821,014.89-353,380.38

Finding the Fourth Proportional to 595,022.01, 821,014.89 and 353,380.38

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Solution

The fourth proportional to 595,022.01, 821,014.89 and 353,380.38 is: 487,596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,022.01 : 821,014.89 = 353,380.38 : x
  2. Step 2: Convert to fraction form
    595,022.01/821,014.89 = 353,380.38/x
  3. Step 3: Cross multiply
    595,022.01x = 821,014.89 × 353,380.38
  4. Step 4: Simplify right side
    595,022.01x = 290,130,553,813.86
  5. Step 5: Solve for x
    x = 290,130,553,813.86/595,022.01
  6. Step 6: Final answer
    x = 487,596.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.