Home / 448,631.75-619,094.70-247,427.75

Finding the Fourth Proportional to 448,631.75, 619,094.70 and 247,427.75

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Solution

The fourth proportional to 448,631.75, 619,094.70 and 247,427.75 is: 341,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,631.75 : 619,094.70 = 247,427.75 : x
  2. Step 2: Convert to fraction form
    448,631.75/619,094.70 = 247,427.75/x
  3. Step 3: Cross multiply
    448,631.75x = 619,094.70 × 247,427.75
  4. Step 4: Simplify right side
    448,631.75x = 153,181,210,205.66
  5. Step 5: Solve for x
    x = 153,181,210,205.66/448,631.75
  6. Step 6: Final answer
    x = 341,440.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.