Home / 993,897.80-1,490,846.70-329,049.80

Finding the Fourth Proportional to 993,897.80, 1,490,846.70 and 329,049.80

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Solution

The fourth proportional to 993,897.80, 1,490,846.70 and 329,049.80 is: 493,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,897.80 : 1,490,846.70 = 329,049.80 : x
  2. Step 2: Convert to fraction form
    993,897.80/1,490,846.70 = 329,049.80/x
  3. Step 3: Cross multiply
    993,897.80x = 1,490,846.70 × 329,049.80
  4. Step 4: Simplify right side
    993,897.80x = 490,562,808,465.66
  5. Step 5: Solve for x
    x = 490,562,808,465.66/993,897.80
  6. Step 6: Final answer
    x = 493,574.70

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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.