Home / 1,029,440.78-1,544,367.56-355,546.80

Finding the Fourth Proportional to 1,029,440.78, 1,544,367.56 and 355,546.80

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Solution

The fourth proportional to 1,029,440.78, 1,544,367.56 and 355,546.80 is: 533,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,440.78 : 1,544,367.56 = 355,546.80 : x
  2. Step 2: Convert to fraction form
    1,029,440.78/1,544,367.56 = 355,546.80/x
  3. Step 3: Cross multiply
    1,029,440.78x = 1,544,367.56 × 355,546.80
  4. Step 4: Simplify right side
    1,029,440.78x = 549,094,943,981.81
  5. Step 5: Solve for x
    x = 549,094,943,981.81/1,029,440.78
  6. Step 6: Final answer
    x = 533,391.48

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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.