Home / 923,547.80-1,384,155.30-449,211.80

Finding the Fourth Proportional to 923,547.80, 1,384,155.30 and 449,211.80

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Solution

The fourth proportional to 923,547.80, 1,384,155.30 and 449,211.80 is: 673,250.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,547.80 : 1,384,155.30 = 449,211.80 : x
  2. Step 2: Convert to fraction form
    923,547.80/1,384,155.30 = 449,211.80/x
  3. Step 3: Cross multiply
    923,547.80x = 1,384,155.30 × 449,211.80
  4. Step 4: Simplify right side
    923,547.80x = 621,778,893,792.54
  5. Step 5: Solve for x
    x = 621,778,893,792.54/923,547.80
  6. Step 6: Final answer
    x = 673,250.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.