Home / 804,272.49-1,206,721.53-354,676.32

Finding the Fourth Proportional to 804,272.49, 1,206,721.53 and 354,676.32

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Solution

The fourth proportional to 804,272.49, 1,206,721.53 and 354,676.32 is: 532,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,272.49 : 1,206,721.53 = 354,676.32 : x
  2. Step 2: Convert to fraction form
    804,272.49/1,206,721.53 = 354,676.32/x
  3. Step 3: Cross multiply
    804,272.49x = 1,206,721.53 × 354,676.32
  4. Step 4: Simplify right side
    804,272.49x = 427,995,551,525.17
  5. Step 5: Solve for x
    x = 427,995,551,525.17/804,272.49
  6. Step 6: Final answer
    x = 532,152.42

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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.