Home / 1,281,671.30-1,922,616.30-335,040.50

Finding the Fourth Proportional to 1,281,671.30, 1,922,616.30 and 335,040.50

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Solution

The fourth proportional to 1,281,671.30, 1,922,616.30 and 335,040.50 is: 502,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,671.30 : 1,922,616.30 = 335,040.50 : x
  2. Step 2: Convert to fraction form
    1,281,671.30/1,922,616.30 = 335,040.50/x
  3. Step 3: Cross multiply
    1,281,671.30x = 1,922,616.30 × 335,040.50
  4. Step 4: Simplify right side
    1,281,671.30x = 644,154,326,460.15
  5. Step 5: Solve for x
    x = 644,154,326,460.15/1,281,671.30
  6. Step 6: Final answer
    x = 502,589.34

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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.