Home / 1,008,048.34-1,511,833.65-288,367.86

Finding the Fourth Proportional to 1,008,048.34, 1,511,833.65 and 288,367.86

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Solution

The fourth proportional to 1,008,048.34, 1,511,833.65 and 288,367.86 is: 432,483.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,048.34 : 1,511,833.65 = 288,367.86 : x
  2. Step 2: Convert to fraction form
    1,008,048.34/1,511,833.65 = 288,367.86/x
  3. Step 3: Cross multiply
    1,008,048.34x = 1,511,833.65 × 288,367.86
  4. Step 4: Simplify right side
    1,008,048.34x = 435,964,234,326.49
  5. Step 5: Solve for x
    x = 435,964,234,326.49/1,008,048.34
  6. Step 6: Final answer
    x = 432,483.46

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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.