Home / 708,756.09-1,063,153.58-229,004.43

Finding the Fourth Proportional to 708,756.09, 1,063,153.58 and 229,004.43

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Solution

The fourth proportional to 708,756.09, 1,063,153.58 and 229,004.43 is: 343,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,756.09 : 1,063,153.58 = 229,004.43 : x
  2. Step 2: Convert to fraction form
    708,756.09/1,063,153.58 = 229,004.43/x
  3. Step 3: Cross multiply
    708,756.09x = 1,063,153.58 × 229,004.43
  4. Step 4: Simplify right side
    708,756.09x = 243,466,878,445.34
  5. Step 5: Solve for x
    x = 243,466,878,445.34/708,756.09
  6. Step 6: Final answer
    x = 343,512.93

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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.