Home / 349,495.47-523,402.38-199,280.35

Finding the Fourth Proportional to 349,495.47, 523,402.38 and 199,280.35

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Solution

The fourth proportional to 349,495.47, 523,402.38 and 199,280.35 is: 298,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,495.47 : 523,402.38 = 199,280.35 : x
  2. Step 2: Convert to fraction form
    349,495.47/523,402.38 = 199,280.35/x
  3. Step 3: Cross multiply
    349,495.47x = 523,402.38 × 199,280.35
  4. Step 4: Simplify right side
    349,495.47x = 104,303,809,477.23
  5. Step 5: Solve for x
    x = 104,303,809,477.23/349,495.47
  6. Step 6: Final answer
    x = 298,441.09

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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.