Home / 777,666.88-1,166,461.44-304,438.96

Finding the Fourth Proportional to 777,666.88, 1,166,461.44 and 304,438.96

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Solution

The fourth proportional to 777,666.88, 1,166,461.44 and 304,438.96 is: 456,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,666.88 : 1,166,461.44 = 304,438.96 : x
  2. Step 2: Convert to fraction form
    777,666.88/1,166,461.44 = 304,438.96/x
  3. Step 3: Cross multiply
    777,666.88x = 1,166,461.44 × 304,438.96
  4. Step 4: Simplify right side
    777,666.88x = 355,116,307,673.70
  5. Step 5: Solve for x
    x = 355,116,307,673.70/777,666.88
  6. Step 6: Final answer
    x = 456,643.22

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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.