Home / 648,886.40-895,374.77-362,369.96

Finding the Fourth Proportional to 648,886.40, 895,374.77 and 362,369.96

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Solution

The fourth proportional to 648,886.40, 895,374.77 and 362,369.96 is: 500,021.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,886.40 : 895,374.77 = 362,369.96 : x
  2. Step 2: Convert to fraction form
    648,886.40/895,374.77 = 362,369.96/x
  3. Step 3: Cross multiply
    648,886.40x = 895,374.77 × 362,369.96
  4. Step 4: Simplify right side
    648,886.40x = 324,456,919,589.91
  5. Step 5: Solve for x
    x = 324,456,919,589.91/648,886.40
  6. Step 6: Final answer
    x = 500,021.14

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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.