Home / 677,449.91-1,016,075.93-197,548.76

Finding the Fourth Proportional to 677,449.91, 1,016,075.93 and 197,548.76

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Solution

The fourth proportional to 677,449.91, 1,016,075.93 and 197,548.76 is: 296,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,449.91 : 1,016,075.93 = 197,548.76 : x
  2. Step 2: Convert to fraction form
    677,449.91/1,016,075.93 = 197,548.76/x
  3. Step 3: Cross multiply
    677,449.91x = 1,016,075.93 × 197,548.76
  4. Step 4: Simplify right side
    677,449.91x = 200,724,533,969.22
  5. Step 5: Solve for x
    x = 200,724,533,969.22/677,449.91
  6. Step 6: Final answer
    x = 296,294.28

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1.5x scale

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.