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Finding the Fourth Proportional to 702,601.24, 969,608.52 and 426,865.24

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Solution

The fourth proportional to 702,601.24, 969,608.52 and 426,865.24 is: 589,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,601.24 : 969,608.52 = 426,865.24 : x
  2. Step 2: Convert to fraction form
    702,601.24/969,608.52 = 426,865.24/x
  3. Step 3: Cross multiply
    702,601.24x = 969,608.52 × 426,865.24
  4. Step 4: Simplify right side
    702,601.24x = 413,892,173,595.85
  5. Step 5: Solve for x
    x = 413,892,173,595.85/702,601.24
  6. Step 6: Final answer
    x = 589,085.46

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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.