Home / 1,248,619.33-1,872,929.90-301,990.96

Finding the Fourth Proportional to 1,248,619.33, 1,872,929.90 and 301,990.96

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Solution

The fourth proportional to 1,248,619.33, 1,872,929.90 and 301,990.96 is: 452,986.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,619.33 : 1,872,929.90 = 301,990.96 : x
  2. Step 2: Convert to fraction form
    1,248,619.33/1,872,929.90 = 301,990.96/x
  3. Step 3: Cross multiply
    1,248,619.33x = 1,872,929.90 × 301,990.96
  4. Step 4: Simplify right side
    1,248,619.33x = 565,607,898,513.70
  5. Step 5: Solve for x
    x = 565,607,898,513.70/1,248,619.33
  6. Step 6: Final answer
    x = 452,986.66

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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.