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Finding the Fourth Proportional to 632,203.80, 946,923.30 and 490,853.40

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Solution

The fourth proportional to 632,203.80, 946,923.30 and 490,853.40 is: 735,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,203.80 : 946,923.30 = 490,853.40 : x
  2. Step 2: Convert to fraction form
    632,203.80/946,923.30 = 490,853.40/x
  3. Step 3: Cross multiply
    632,203.80x = 946,923.30 × 490,853.40
  4. Step 4: Simplify right side
    632,203.80x = 464,800,521,344.22
  5. Step 5: Solve for x
    x = 464,800,521,344.22/632,203.80
  6. Step 6: Final answer
    x = 735,206.78

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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.