Home / 786,582.54-1,179,950.49-313,156.98

Finding the Fourth Proportional to 786,582.54, 1,179,950.49 and 313,156.98

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Solution

The fourth proportional to 786,582.54, 1,179,950.49 and 313,156.98 is: 469,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,582.54 : 1,179,950.49 = 313,156.98 : x
  2. Step 2: Convert to fraction form
    786,582.54/1,179,950.49 = 313,156.98/x
  3. Step 3: Cross multiply
    786,582.54x = 1,179,950.49 × 313,156.98
  4. Step 4: Simplify right side
    786,582.54x = 369,509,731,997.92
  5. Step 5: Solve for x
    x = 369,509,731,997.92/786,582.54
  6. Step 6: Final answer
    x = 469,766.00

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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.