Home / 384,259.38-576,376.77-173,897.31

Finding the Fourth Proportional to 384,259.38, 576,376.77 and 173,897.31

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Solution

The fourth proportional to 384,259.38, 576,376.77 and 173,897.31 is: 260,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,259.38 : 576,376.77 = 173,897.31 : x
  2. Step 2: Convert to fraction form
    384,259.38/576,376.77 = 173,897.31/x
  3. Step 3: Cross multiply
    384,259.38x = 576,376.77 × 173,897.31
  4. Step 4: Simplify right side
    384,259.38x = 100,230,369,849.49
  5. Step 5: Solve for x
    x = 100,230,369,849.49/384,259.38
  6. Step 6: Final answer
    x = 260,840.40

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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.