Home / 993,433.48-1,490,401.72-283,464.04

Finding the Fourth Proportional to 993,433.48, 1,490,401.72 and 283,464.04

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Solution

The fourth proportional to 993,433.48, 1,490,401.72 and 283,464.04 is: 425,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,433.48 : 1,490,401.72 = 283,464.04 : x
  2. Step 2: Convert to fraction form
    993,433.48/1,490,401.72 = 283,464.04/x
  3. Step 3: Cross multiply
    993,433.48x = 1,490,401.72 × 283,464.04
  4. Step 4: Simplify right side
    993,433.48x = 422,475,292,774.15
  5. Step 5: Solve for x
    x = 422,475,292,774.15/993,433.48
  6. Step 6: Final answer
    x = 425,267.82

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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.