Home / 636,041.82-877,747.95-364,108.62

Finding the Fourth Proportional to 636,041.82, 877,747.95 and 364,108.62

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Solution

The fourth proportional to 636,041.82, 877,747.95 and 364,108.62 is: 502,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,041.82 : 877,747.95 = 364,108.62 : x
  2. Step 2: Convert to fraction form
    636,041.82/877,747.95 = 364,108.62/x
  3. Step 3: Cross multiply
    636,041.82x = 877,747.95 × 364,108.62
  4. Step 4: Simplify right side
    636,041.82x = 319,595,594,782.33
  5. Step 5: Solve for x
    x = 319,595,594,782.33/636,041.82
  6. Step 6: Final answer
    x = 502,475.76

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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.