Home / 746,300.30-1,029,883.02-419,613.62

Finding the Fourth Proportional to 746,300.30, 1,029,883.02 and 419,613.62

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Solution

The fourth proportional to 746,300.30, 1,029,883.02 and 419,613.62 is: 579,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,300.30 : 1,029,883.02 = 419,613.62 : x
  2. Step 2: Convert to fraction form
    746,300.30/1,029,883.02 = 419,613.62/x
  3. Step 3: Cross multiply
    746,300.30x = 1,029,883.02 × 419,613.62
  4. Step 4: Simplify right side
    746,300.30x = 432,152,942,198.73
  5. Step 5: Solve for x
    x = 432,152,942,198.73/746,300.30
  6. Step 6: Final answer
    x = 579,060.39

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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.