Home / 777,187.56-1,166,075.10-304,210.92

Finding the Fourth Proportional to 777,187.56, 1,166,075.10 and 304,210.92

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Solution

The fourth proportional to 777,187.56, 1,166,075.10 and 304,210.92 is: 456,431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,187.56 : 1,166,075.10 = 304,210.92 : x
  2. Step 2: Convert to fraction form
    777,187.56/1,166,075.10 = 304,210.92/x
  3. Step 3: Cross multiply
    777,187.56x = 1,166,075.10 × 304,210.92
  4. Step 4: Simplify right side
    777,187.56x = 354,732,778,960.09
  5. Step 5: Solve for x
    x = 354,732,778,960.09/777,187.56
  6. Step 6: Final answer
    x = 456,431.37

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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.