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Finding the Fourth Proportional to 996,493.60, 1,494,740.40 and 365,325.40

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Solution

The fourth proportional to 996,493.60, 1,494,740.40 and 365,325.40 is: 547,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,493.60 : 1,494,740.40 = 365,325.40 : x
  2. Step 2: Convert to fraction form
    996,493.60/1,494,740.40 = 365,325.40/x
  3. Step 3: Cross multiply
    996,493.60x = 1,494,740.40 × 365,325.40
  4. Step 4: Simplify right side
    996,493.60x = 546,066,634,526.16
  5. Step 5: Solve for x
    x = 546,066,634,526.16/996,493.60
  6. Step 6: Final answer
    x = 547,988.10

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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.