Home / 1,016,847.11-1,525,281.18-258,688.94

Finding the Fourth Proportional to 1,016,847.11, 1,525,281.18 and 258,688.94

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Solution

The fourth proportional to 1,016,847.11, 1,525,281.18 and 258,688.94 is: 388,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,847.11 : 1,525,281.18 = 258,688.94 : x
  2. Step 2: Convert to fraction form
    1,016,847.11/1,525,281.18 = 258,688.94/x
  3. Step 3: Cross multiply
    1,016,847.11x = 1,525,281.18 × 258,688.94
  4. Step 4: Simplify right side
    1,016,847.11x = 394,573,362,736.30
  5. Step 5: Solve for x
    x = 394,573,362,736.30/1,016,847.11
  6. Step 6: Final answer
    x = 388,036.08

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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.