Home / 746,298.84-1,029,881.01-419,612.15

Finding the Fourth Proportional to 746,298.84, 1,029,881.01 and 419,612.15

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Solution

The fourth proportional to 746,298.84, 1,029,881.01 and 419,612.15 is: 579,058.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,298.84 : 1,029,881.01 = 419,612.15 : x
  2. Step 2: Convert to fraction form
    746,298.84/1,029,881.01 = 419,612.15/x
  3. Step 3: Cross multiply
    746,298.84x = 1,029,881.01 × 419,612.15
  4. Step 4: Simplify right side
    746,298.84x = 432,150,579,664.96
  5. Step 5: Solve for x
    x = 432,150,579,664.96/746,298.84
  6. Step 6: Final answer
    x = 579,058.36

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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.