Home / 385,001.30-576,408.45-364,054.70

Finding the Fourth Proportional to 385,001.30, 576,408.45 and 364,054.70

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Solution

The fourth proportional to 385,001.30, 576,408.45 and 364,054.70 is: 545,048.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,001.30 : 576,408.45 = 364,054.70 : x
  2. Step 2: Convert to fraction form
    385,001.30/576,408.45 = 364,054.70/x
  3. Step 3: Cross multiply
    385,001.30x = 576,408.45 × 364,054.70
  4. Step 4: Simplify right side
    385,001.30x = 209,844,205,342.22
  5. Step 5: Solve for x
    x = 209,844,205,342.22/385,001.30
  6. Step 6: Final answer
    x = 545,048.04

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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.