Home / 801,428.58-1,202,585.54-446,642.51

Finding the Fourth Proportional to 801,428.58, 1,202,585.54 and 446,642.51

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Solution

The fourth proportional to 801,428.58, 1,202,585.54 and 446,642.51 is: 670,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,428.58 : 1,202,585.54 = 446,642.51 : x
  2. Step 2: Convert to fraction form
    801,428.58/1,202,585.54 = 446,642.51/x
  3. Step 3: Cross multiply
    801,428.58x = 1,202,585.54 × 446,642.51
  4. Step 4: Simplify right side
    801,428.58x = 537,125,815,829.17
  5. Step 5: Solve for x
    x = 537,125,815,829.17/801,428.58
  6. Step 6: Final answer
    x = 670,210.46

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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.