Home / 373,904.68-559,962.90-215,653.36

Finding the Fourth Proportional to 373,904.68, 559,962.90 and 215,653.36

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Solution

The fourth proportional to 373,904.68, 559,962.90 and 215,653.36 is: 322,964.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,904.68 : 559,962.90 = 215,653.36 : x
  2. Step 2: Convert to fraction form
    373,904.68/559,962.90 = 215,653.36/x
  3. Step 3: Cross multiply
    373,904.68x = 559,962.90 × 215,653.36
  4. Step 4: Simplify right side
    373,904.68x = 120,757,880,860.34
  5. Step 5: Solve for x
    x = 120,757,880,860.34/373,904.68
  6. Step 6: Final answer
    x = 322,964.35

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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.