Home / 848,109.40-1,272,747.30-349,473.40

Finding the Fourth Proportional to 848,109.40, 1,272,747.30 and 349,473.40

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Solution

The fourth proportional to 848,109.40, 1,272,747.30 and 349,473.40 is: 524,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,109.40 : 1,272,747.30 = 349,473.40 : x
  2. Step 2: Convert to fraction form
    848,109.40/1,272,747.30 = 349,473.40/x
  3. Step 3: Cross multiply
    848,109.40x = 1,272,747.30 × 349,473.40
  4. Step 4: Simplify right side
    848,109.40x = 444,791,326,271.82
  5. Step 5: Solve for x
    x = 444,791,326,271.82/848,109.40
  6. Step 6: Final answer
    x = 524,450.41

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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.