Home / 325,670.09-488,507.76-126,013.32

Finding the Fourth Proportional to 325,670.09, 488,507.76 and 126,013.32

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Solution

The fourth proportional to 325,670.09, 488,507.76 and 126,013.32 is: 189,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,670.09 : 488,507.76 = 126,013.32 : x
  2. Step 2: Convert to fraction form
    325,670.09/488,507.76 = 126,013.32/x
  3. Step 3: Cross multiply
    325,670.09x = 488,507.76 × 126,013.32
  4. Step 4: Simplify right side
    325,670.09x = 61,558,484,683.36
  5. Step 5: Solve for x
    x = 61,558,484,683.36/325,670.09
  6. Step 6: Final answer
    x = 189,021.00

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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.