Home / 833,063.86-1,249,337.44-300,515.73

Finding the Fourth Proportional to 833,063.86, 1,249,337.44 and 300,515.73

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Solution

The fourth proportional to 833,063.86, 1,249,337.44 and 300,515.73 is: 450,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,063.86 : 1,249,337.44 = 300,515.73 : x
  2. Step 2: Convert to fraction form
    833,063.86/1,249,337.44 = 300,515.73/x
  3. Step 3: Cross multiply
    833,063.86x = 1,249,337.44 × 300,515.73
  4. Step 4: Simplify right side
    833,063.86x = 375,445,552,797.93
  5. Step 5: Solve for x
    x = 375,445,552,797.93/833,063.86
  6. Step 6: Final answer
    x = 450,680.40

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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.