Home / 996,390.40-1,494,585.60-365,222.20

Finding the Fourth Proportional to 996,390.40, 1,494,585.60 and 365,222.20

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Solution

The fourth proportional to 996,390.40, 1,494,585.60 and 365,222.20 is: 547,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,390.40 : 1,494,585.60 = 365,222.20 : x
  2. Step 2: Convert to fraction form
    996,390.40/1,494,585.60 = 365,222.20/x
  3. Step 3: Cross multiply
    996,390.40x = 1,494,585.60 × 365,222.20
  4. Step 4: Simplify right side
    996,390.40x = 545,855,840,920.32
  5. Step 5: Solve for x
    x = 545,855,840,920.32/996,390.40
  6. Step 6: Final answer
    x = 547,833.30

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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.