Home / 380,747.08-571,098.54-114,501.80

Finding the Fourth Proportional to 380,747.08, 571,098.54 and 114,501.80

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Solution

The fourth proportional to 380,747.08, 571,098.54 and 114,501.80 is: 171,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,747.08 : 571,098.54 = 114,501.80 : x
  2. Step 2: Convert to fraction form
    380,747.08/571,098.54 = 114,501.80/x
  3. Step 3: Cross multiply
    380,747.08x = 571,098.54 × 114,501.80
  4. Step 4: Simplify right side
    380,747.08x = 65,391,810,807.37
  5. Step 5: Solve for x
    x = 65,391,810,807.37/380,747.08
  6. Step 6: Final answer
    x = 171,746.06

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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.