Home / 1,260.04-1,890.20-335.63

Finding the Fourth Proportional to 1,260.04, 1,890.20 and 335.63

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Solution

The fourth proportional to 1,260.04, 1,890.20 and 335.63 is: 503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260.04 : 1,890.20 = 335.63 : x
  2. Step 2: Convert to fraction form
    1,260.04/1,890.20 = 335.63/x
  3. Step 3: Cross multiply
    1,260.04x = 1,890.20 × 335.63
  4. Step 4: Simplify right side
    1,260.04x = 634,413.39
  5. Step 5: Solve for x
    x = 634,413.39/1,260.04
  6. Step 6: Final answer
    x = 503.49

Related Problems

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Half scale
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Double scale
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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.