Home / 946,363.20-1,419,544.80-496,910.40

Finding the Fourth Proportional to 946,363.20, 1,419,544.80 and 496,910.40

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Solution

The fourth proportional to 946,363.20, 1,419,544.80 and 496,910.40 is: 745,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,363.20 : 1,419,544.80 = 496,910.40 : x
  2. Step 2: Convert to fraction form
    946,363.20/1,419,544.80 = 496,910.40/x
  3. Step 3: Cross multiply
    946,363.20x = 1,419,544.80 × 496,910.40
  4. Step 4: Simplify right side
    946,363.20x = 705,386,574,385.92
  5. Step 5: Solve for x
    x = 705,386,574,385.92/946,363.20
  6. Step 6: Final answer
    x = 745,365.60

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Double scale
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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.