Home / 654,492.35-903,178.15-364,102.49

Finding the Fourth Proportional to 654,492.35, 903,178.15 and 364,102.49

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Solution

The fourth proportional to 654,492.35, 903,178.15 and 364,102.49 is: 502,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,492.35 : 903,178.15 = 364,102.49 : x
  2. Step 2: Convert to fraction form
    654,492.35/903,178.15 = 364,102.49/x
  3. Step 3: Cross multiply
    654,492.35x = 903,178.15 × 364,102.49
  4. Step 4: Simplify right side
    654,492.35x = 328,849,414,676.28
  5. Step 5: Solve for x
    x = 328,849,414,676.28/654,492.35
  6. Step 6: Final answer
    x = 502,449.59

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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.