Home / 993,476.72-1,490,364.12-461,052.38

Finding the Fourth Proportional to 993,476.72, 1,490,364.12 and 461,052.38

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Solution

The fourth proportional to 993,476.72, 1,490,364.12 and 461,052.38 is: 691,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,476.72 : 1,490,364.12 = 461,052.38 : x
  2. Step 2: Convert to fraction form
    993,476.72/1,490,364.12 = 461,052.38/x
  3. Step 3: Cross multiply
    993,476.72x = 1,490,364.12 × 461,052.38
  4. Step 4: Simplify right side
    993,476.72x = 687,135,924,592.61
  5. Step 5: Solve for x
    x = 687,135,924,592.61/993,476.72
  6. Step 6: Final answer
    x = 691,647.74

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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.