Home / 848,129.40-1,272,777.30-349,493.40

Finding the Fourth Proportional to 848,129.40, 1,272,777.30 and 349,493.40

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Solution

The fourth proportional to 848,129.40, 1,272,777.30 and 349,493.40 is: 524,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,129.40 : 1,272,777.30 = 349,493.40 : x
  2. Step 2: Convert to fraction form
    848,129.40/1,272,777.30 = 349,493.40/x
  3. Step 3: Cross multiply
    848,129.40x = 1,272,777.30 × 349,493.40
  4. Step 4: Simplify right side
    848,129.40x = 444,827,266,019.82
  5. Step 5: Solve for x
    x = 444,827,266,019.82/848,129.40
  6. Step 6: Final answer
    x = 524,480.42

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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.