Home / 403,882,594.58-604,581,340.61-263,520,818.38

Finding the Fourth Proportional to 403,882,594.58, 604,581,340.61 and 263,520,818.38

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Solution

The fourth proportional to 403,882,594.58, 604,581,340.61 and 263,520,818.38 is: 394,470,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,882,594.58 : 604,581,340.61 = 263,520,818.38 : x
  2. Step 2: Convert to fraction form
    403,882,594.58/604,581,340.61 = 263,520,818.38/x
  3. Step 3: Cross multiply
    403,882,594.58x = 604,581,340.61 × 263,520,818.38
  4. Step 4: Simplify right side
    403,882,594.58x = 159,319,769,653,972,064
  5. Step 5: Solve for x
    x = 159,319,769,653,972,064/403,882,594.58
  6. Step 6: Final answer
    x = 394,470,501.55

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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.