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Finding the Fourth Proportional to 504,335.80, 756,503.70 and 465,844.60

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Solution

The fourth proportional to 504,335.80, 756,503.70 and 465,844.60 is: 698,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,335.80 : 756,503.70 = 465,844.60 : x
  2. Step 2: Convert to fraction form
    504,335.80/756,503.70 = 465,844.60/x
  3. Step 3: Cross multiply
    504,335.80x = 756,503.70 × 465,844.60
  4. Step 4: Simplify right side
    504,335.80x = 352,413,163,525.02
  5. Step 5: Solve for x
    x = 352,413,163,525.02/504,335.80
  6. Step 6: Final answer
    x = 698,766.90

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Similar ratio
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1.5x scale

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.