Home / 833,243.37-1,249,929.85-272,334.57

Finding the Fourth Proportional to 833,243.37, 1,249,929.85 and 272,334.57

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Solution

The fourth proportional to 833,243.37, 1,249,929.85 and 272,334.57 is: 408,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,243.37 : 1,249,929.85 = 272,334.57 : x
  2. Step 2: Convert to fraction form
    833,243.37/1,249,929.85 = 272,334.57/x
  3. Step 3: Cross multiply
    833,243.37x = 1,249,929.85 × 272,334.57
  4. Step 4: Simplify right side
    833,243.37x = 340,399,105,445.51
  5. Step 5: Solve for x
    x = 340,399,105,445.51/833,243.37
  6. Step 6: Final answer
    x = 408,523.03

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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.