Home / 749,854.33-1,033,860.31-625,853.32

Finding the Fourth Proportional to 749,854.33, 1,033,860.31 and 625,853.32

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Solution

The fourth proportional to 749,854.33, 1,033,860.31 and 625,853.32 is: 862,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,854.33 : 1,033,860.31 = 625,853.32 : x
  2. Step 2: Convert to fraction form
    749,854.33/1,033,860.31 = 625,853.32/x
  3. Step 3: Cross multiply
    749,854.33x = 1,033,860.31 × 625,853.32
  4. Step 4: Simplify right side
    749,854.33x = 647,044,907,429.73
  5. Step 5: Solve for x
    x = 647,044,907,429.73/749,854.33
  6. Step 6: Final answer
    x = 862,894.14

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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.