Home / 833,037.60-1,249,297.58-300,489.42

Finding the Fourth Proportional to 833,037.60, 1,249,297.58 and 300,489.42

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Solution

The fourth proportional to 833,037.60, 1,249,297.58 and 300,489.42 is: 450,640.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,037.60 : 1,249,297.58 = 300,489.42 : x
  2. Step 2: Convert to fraction form
    833,037.60/1,249,297.58 = 300,489.42/x
  3. Step 3: Cross multiply
    833,037.60x = 1,249,297.58 × 300,489.42
  4. Step 4: Simplify right side
    833,037.60x = 375,400,705,221.60
  5. Step 5: Solve for x
    x = 375,400,705,221.60/833,037.60
  6. Step 6: Final answer
    x = 450,640.77

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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.