Home / 993,157.47-1,489,884.45-460,732.32

Finding the Fourth Proportional to 993,157.47, 1,489,884.45 and 460,732.32

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Solution

The fourth proportional to 993,157.47, 1,489,884.45 and 460,732.32 is: 691,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,157.47 : 1,489,884.45 = 460,732.32 : x
  2. Step 2: Convert to fraction form
    993,157.47/1,489,884.45 = 460,732.32/x
  3. Step 3: Cross multiply
    993,157.47x = 1,489,884.45 × 460,732.32
  4. Step 4: Simplify right side
    993,157.47x = 686,437,919,180.42
  5. Step 5: Solve for x
    x = 686,437,919,180.42/993,157.47
  6. Step 6: Final answer
    x = 691,167.25

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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.