Home / 948,291-1,422,436.50-247,875

Finding the Fourth Proportional to 948,291, 1,422,436.50 and 247,875

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Solution

The fourth proportional to 948,291, 1,422,436.50 and 247,875 is: 371,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,291 : 1,422,436.50 = 247,875 : x
  2. Step 2: Convert to fraction form
    948,291/1,422,436.50 = 247,875/x
  3. Step 3: Cross multiply
    948,291x = 1,422,436.50 × 247,875
  4. Step 4: Simplify right side
    948,291x = 352,586,447,437.50
  5. Step 5: Solve for x
    x = 352,586,447,437.50/948,291
  6. Step 6: Final answer
    x = 371,812.50

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1.5x scale

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.