Home / 1,619,429.76-2,429,173.44-497,508.48

Finding the Fourth Proportional to 1,619,429.76, 2,429,173.44 and 497,508.48

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Solution

The fourth proportional to 1,619,429.76, 2,429,173.44 and 497,508.48 is: 746,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,429.76 : 2,429,173.44 = 497,508.48 : x
  2. Step 2: Convert to fraction form
    1,619,429.76/2,429,173.44 = 497,508.48/x
  3. Step 3: Cross multiply
    1,619,429.76x = 2,429,173.44 × 497,508.48
  4. Step 4: Simplify right side
    1,619,429.76x = 1,208,534,385,790.77
  5. Step 5: Solve for x
    x = 1,208,534,385,790.77/1,619,429.76
  6. Step 6: Final answer
    x = 746,271.57

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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.