Home / 1,138,459.77-1,707,687.93-297,011.52

Finding the Fourth Proportional to 1,138,459.77, 1,707,687.93 and 297,011.52

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Solution

The fourth proportional to 1,138,459.77, 1,707,687.93 and 297,011.52 is: 445,516.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,459.77 : 1,707,687.93 = 297,011.52 : x
  2. Step 2: Convert to fraction form
    1,138,459.77/1,707,687.93 = 297,011.52/x
  3. Step 3: Cross multiply
    1,138,459.77x = 1,707,687.93 × 297,011.52
  4. Step 4: Simplify right side
    1,138,459.77x = 507,202,987,774.95
  5. Step 5: Solve for x
    x = 507,202,987,774.95/1,138,459.77
  6. Step 6: Final answer
    x = 445,516.83

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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.