Home / 689,955.72-1,033,702.32-374,211.24

Finding the Fourth Proportional to 689,955.72, 1,033,702.32 and 374,211.24

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Solution

The fourth proportional to 689,955.72, 1,033,702.32 and 374,211.24 is: 560,649.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,955.72 : 1,033,702.32 = 374,211.24 : x
  2. Step 2: Convert to fraction form
    689,955.72/1,033,702.32 = 374,211.24/x
  3. Step 3: Cross multiply
    689,955.72x = 1,033,702.32 × 374,211.24
  4. Step 4: Simplify right side
    689,955.72x = 386,823,026,958.08
  5. Step 5: Solve for x
    x = 386,823,026,958.08/689,955.72
  6. Step 6: Final answer
    x = 560,649.06

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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.