Home / 894,628.69-1,235,332.53-829,719.89

Finding the Fourth Proportional to 894,628.69, 1,235,332.53 and 829,719.89

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Solution

The fourth proportional to 894,628.69, 1,235,332.53 and 829,719.89 is: 1,145,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,628.69 : 1,235,332.53 = 829,719.89 : x
  2. Step 2: Convert to fraction form
    894,628.69/1,235,332.53 = 829,719.89/x
  3. Step 3: Cross multiply
    894,628.69x = 1,235,332.53 × 829,719.89
  4. Step 4: Simplify right side
    894,628.69x = 1,024,979,970,905.02
  5. Step 5: Solve for x
    x = 1,024,979,970,905.02/894,628.69
  6. Step 6: Final answer
    x = 1,145,704.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.