Home / 762,110.46-1,051,799.04-439,907.04

Finding the Fourth Proportional to 762,110.46, 1,051,799.04 and 439,907.04

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Solution

The fourth proportional to 762,110.46, 1,051,799.04 and 439,907.04 is: 607,121.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,110.46 : 1,051,799.04 = 439,907.04 : x
  2. Step 2: Convert to fraction form
    762,110.46/1,051,799.04 = 439,907.04/x
  3. Step 3: Cross multiply
    762,110.46x = 1,051,799.04 × 439,907.04
  4. Step 4: Simplify right side
    762,110.46x = 462,693,802,361.24
  5. Step 5: Solve for x
    x = 462,693,802,361.24/762,110.46
  6. Step 6: Final answer
    x = 607,121.71

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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.