Home / 975,086.68-1,462,813.14-442,645.12

Finding the Fourth Proportional to 975,086.68, 1,462,813.14 and 442,645.12

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Solution

The fourth proportional to 975,086.68, 1,462,813.14 and 442,645.12 is: 664,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,086.68 : 1,462,813.14 = 442,645.12 : x
  2. Step 2: Convert to fraction form
    975,086.68/1,462,813.14 = 442,645.12/x
  3. Step 3: Cross multiply
    975,086.68x = 1,462,813.14 × 442,645.12
  4. Step 4: Simplify right side
    975,086.68x = 647,507,097,892.88
  5. Step 5: Solve for x
    x = 647,507,097,892.88/975,086.68
  6. Step 6: Final answer
    x = 664,050.81

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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.