Home / 851,603.90-1,175,198.58-464,422.32

Finding the Fourth Proportional to 851,603.90, 1,175,198.58 and 464,422.32

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Solution

The fourth proportional to 851,603.90, 1,175,198.58 and 464,422.32 is: 640,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,603.90 : 1,175,198.58 = 464,422.32 : x
  2. Step 2: Convert to fraction form
    851,603.90/1,175,198.58 = 464,422.32/x
  3. Step 3: Cross multiply
    851,603.90x = 1,175,198.58 × 464,422.32
  4. Step 4: Simplify right side
    851,603.90x = 545,788,450,984.31
  5. Step 5: Solve for x
    x = 545,788,450,984.31/851,603.90
  6. Step 6: Final answer
    x = 640,894.73

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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.