Home / 730,929.89-1,096,470.02-275,904.40

Finding the Fourth Proportional to 730,929.89, 1,096,470.02 and 275,904.40

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Solution

The fourth proportional to 730,929.89, 1,096,470.02 and 275,904.40 is: 413,884.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,929.89 : 1,096,470.02 = 275,904.40 : x
  2. Step 2: Convert to fraction form
    730,929.89/1,096,470.02 = 275,904.40/x
  3. Step 3: Cross multiply
    730,929.89x = 1,096,470.02 × 275,904.40
  4. Step 4: Simplify right side
    730,929.89x = 302,520,902,986.09
  5. Step 5: Solve for x
    x = 302,520,902,986.09/730,929.89
  6. Step 6: Final answer
    x = 413,884.98

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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.