Home / 756,350.21-1,043,814.93-462,125.90

Finding the Fourth Proportional to 756,350.21, 1,043,814.93 and 462,125.90

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Solution

The fourth proportional to 756,350.21, 1,043,814.93 and 462,125.90 is: 637,765.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,350.21 : 1,043,814.93 = 462,125.90 : x
  2. Step 2: Convert to fraction form
    756,350.21/1,043,814.93 = 462,125.90/x
  3. Step 3: Cross multiply
    756,350.21x = 1,043,814.93 × 462,125.90
  4. Step 4: Simplify right side
    756,350.21x = 482,373,913,959.69
  5. Step 5: Solve for x
    x = 482,373,913,959.69/756,350.21
  6. Step 6: Final answer
    x = 637,765.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.