Home / 848,702.12-1,171,239.74-486,196.06

Finding the Fourth Proportional to 848,702.12, 1,171,239.74 and 486,196.06

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Solution

The fourth proportional to 848,702.12, 1,171,239.74 and 486,196.06 is: 670,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,702.12 : 1,171,239.74 = 486,196.06 : x
  2. Step 2: Convert to fraction form
    848,702.12/1,171,239.74 = 486,196.06/x
  3. Step 3: Cross multiply
    848,702.12x = 1,171,239.74 × 486,196.06
  4. Step 4: Simplify right side
    848,702.12x = 569,452,146,903.43
  5. Step 5: Solve for x
    x = 569,452,146,903.43/848,702.12
  6. Step 6: Final answer
    x = 670,968.22

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1.5x scale

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.