Home / 848,108.40-1,272,745.80-349,472.40

Finding the Fourth Proportional to 848,108.40, 1,272,745.80 and 349,472.40

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Solution

The fourth proportional to 848,108.40, 1,272,745.80 and 349,472.40 is: 524,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,108.40 : 1,272,745.80 = 349,472.40 : x
  2. Step 2: Convert to fraction form
    848,108.40/1,272,745.80 = 349,472.40/x
  3. Step 3: Cross multiply
    848,108.40x = 1,272,745.80 × 349,472.40
  4. Step 4: Simplify right side
    848,108.40x = 444,789,529,315.92
  5. Step 5: Solve for x
    x = 444,789,529,315.92/848,108.40
  6. Step 6: Final answer
    x = 524,448.91

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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.