Home / 1,230,228.42-1,845,129.84-556,152.96

Finding the Fourth Proportional to 1,230,228.42, 1,845,129.84 and 556,152.96

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Solution

The fourth proportional to 1,230,228.42, 1,845,129.84 and 556,152.96 is: 834,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,228.42 : 1,845,129.84 = 556,152.96 : x
  2. Step 2: Convert to fraction form
    1,230,228.42/1,845,129.84 = 556,152.96/x
  3. Step 3: Cross multiply
    1,230,228.42x = 1,845,129.84 × 556,152.96
  4. Step 4: Simplify right side
    1,230,228.42x = 1,026,174,422,100.33
  5. Step 5: Solve for x
    x = 1,026,174,422,100.33/1,230,228.42
  6. Step 6: Final answer
    x = 834,133.24

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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.