Home / 746,212.04-1,029,776.10-423,939.83

Finding the Fourth Proportional to 746,212.04, 1,029,776.10 and 423,939.83

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Solution

The fourth proportional to 746,212.04, 1,029,776.10 and 423,939.83 is: 585,038.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,212.04 : 1,029,776.10 = 423,939.83 : x
  2. Step 2: Convert to fraction form
    746,212.04/1,029,776.10 = 423,939.83/x
  3. Step 3: Cross multiply
    746,212.04x = 1,029,776.10 × 423,939.83
  4. Step 4: Simplify right side
    746,212.04x = 436,563,100,418.07
  5. Step 5: Solve for x
    x = 436,563,100,418.07/746,212.04
  6. Step 6: Final answer
    x = 585,038.94

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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.