Home / 851,518.44-1,175,086.85-464,332.91

Finding the Fourth Proportional to 851,518.44, 1,175,086.85 and 464,332.91

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Solution

The fourth proportional to 851,518.44, 1,175,086.85 and 464,332.91 is: 640,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,518.44 : 1,175,086.85 = 464,332.91 : x
  2. Step 2: Convert to fraction form
    851,518.44/1,175,086.85 = 464,332.91/x
  3. Step 3: Cross multiply
    851,518.44x = 1,175,086.85 × 464,332.91
  4. Step 4: Simplify right side
    851,518.44x = 545,631,488,366.14
  5. Step 5: Solve for x
    x = 545,631,488,366.14/851,518.44
  6. Step 6: Final answer
    x = 640,774.72

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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.