Home / 349,017.54-523,087.29-189,087.36

Finding the Fourth Proportional to 349,017.54, 523,087.29 and 189,087.36

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Solution

The fourth proportional to 349,017.54, 523,087.29 and 189,087.36 is: 283,393.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,017.54 : 523,087.29 = 189,087.36 : x
  2. Step 2: Convert to fraction form
    349,017.54/523,087.29 = 189,087.36/x
  3. Step 3: Cross multiply
    349,017.54x = 523,087.29 × 189,087.36
  4. Step 4: Simplify right side
    349,017.54x = 98,909,194,715.65
  5. Step 5: Solve for x
    x = 98,909,194,715.65/349,017.54
  6. Step 6: Final answer
    x = 283,393.19

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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.