Home / 1,014,961.25-1,400,646.48-556,093.21

Finding the Fourth Proportional to 1,014,961.25, 1,400,646.48 and 556,093.21

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Solution

The fourth proportional to 1,014,961.25, 1,400,646.48 and 556,093.21 is: 767,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,961.25 : 1,400,646.48 = 556,093.21 : x
  2. Step 2: Convert to fraction form
    1,014,961.25/1,400,646.48 = 556,093.21/x
  3. Step 3: Cross multiply
    1,014,961.25x = 1,400,646.48 × 556,093.21
  4. Step 4: Simplify right side
    1,014,961.25x = 778,889,997,138.40
  5. Step 5: Solve for x
    x = 778,889,997,138.40/1,014,961.25
  6. Step 6: Final answer
    x = 767,408.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.