Home / 448,979.94-619,591.05-247,774.50

Finding the Fourth Proportional to 448,979.94, 619,591.05 and 247,774.50

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Solution

The fourth proportional to 448,979.94, 619,591.05 and 247,774.50 is: 341,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,979.94 : 619,591.05 = 247,774.50 : x
  2. Step 2: Convert to fraction form
    448,979.94/619,591.05 = 247,774.50/x
  3. Step 3: Cross multiply
    448,979.94x = 619,591.05 × 247,774.50
  4. Step 4: Simplify right side
    448,979.94x = 153,518,862,618.23
  5. Step 5: Solve for x
    x = 153,518,862,618.23/448,979.94
  6. Step 6: Final answer
    x = 341,928.11

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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.