Home / 746,299.30-1,029,881.64-419,612.62

Finding the Fourth Proportional to 746,299.30, 1,029,881.64 and 419,612.62

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Solution

The fourth proportional to 746,299.30, 1,029,881.64 and 419,612.62 is: 579,059.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,299.30 : 1,029,881.64 = 419,612.62 : x
  2. Step 2: Convert to fraction form
    746,299.30/1,029,881.64 = 419,612.62/x
  3. Step 3: Cross multiply
    746,299.30x = 1,029,881.64 × 419,612.62
  4. Step 4: Simplify right side
    746,299.30x = 432,151,333,250.30
  5. Step 5: Solve for x
    x = 432,151,333,250.30/746,299.30
  6. Step 6: Final answer
    x = 579,059.01

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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.