Home / 1,299,429.02-1,949,277.24-490,494.80

Finding the Fourth Proportional to 1,299,429.02, 1,949,277.24 and 490,494.80

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Solution

The fourth proportional to 1,299,429.02, 1,949,277.24 and 490,494.80 is: 735,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,429.02 : 1,949,277.24 = 490,494.80 : x
  2. Step 2: Convert to fraction form
    1,299,429.02/1,949,277.24 = 490,494.80/x
  3. Step 3: Cross multiply
    1,299,429.02x = 1,949,277.24 × 490,494.80
  4. Step 4: Simplify right side
    1,299,429.02x = 956,110,344,567.74
  5. Step 5: Solve for x
    x = 956,110,344,567.74/1,299,429.02
  6. Step 6: Final answer
    x = 735,792.67

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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.