Home / 905,935.12-1,359,066.12-373,165.36

Finding the Fourth Proportional to 905,935.12, 1,359,066.12 and 373,165.36

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Solution

The fourth proportional to 905,935.12, 1,359,066.12 and 373,165.36 is: 559,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,935.12 : 1,359,066.12 = 373,165.36 : x
  2. Step 2: Convert to fraction form
    905,935.12/1,359,066.12 = 373,165.36/x
  3. Step 3: Cross multiply
    905,935.12x = 1,359,066.12 × 373,165.36
  4. Step 4: Simplify right side
    905,935.12x = 507,156,397,933.60
  5. Step 5: Solve for x
    x = 507,156,397,933.60/905,935.12
  6. Step 6: Final answer
    x = 559,815.36

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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.