Home / 746,211.69-1,029,775.68-423,939.47

Finding the Fourth Proportional to 746,211.69, 1,029,775.68 and 423,939.47

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Solution

The fourth proportional to 746,211.69, 1,029,775.68 and 423,939.47 is: 585,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,211.69 : 1,029,775.68 = 423,939.47 : x
  2. Step 2: Convert to fraction form
    746,211.69/1,029,775.68 = 423,939.47/x
  3. Step 3: Cross multiply
    746,211.69x = 1,029,775.68 × 423,939.47
  4. Step 4: Simplify right side
    746,211.69x = 436,562,556,641.70
  5. Step 5: Solve for x
    x = 436,562,556,641.70/746,211.69
  6. Step 6: Final answer
    x = 585,038.49

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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.