Home / 469,829.07-648,364.56-254,969.18

Finding the Fourth Proportional to 469,829.07, 648,364.56 and 254,969.18

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Solution

The fourth proportional to 469,829.07, 648,364.56 and 254,969.18 is: 351,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,829.07 : 648,364.56 = 254,969.18 : x
  2. Step 2: Convert to fraction form
    469,829.07/648,364.56 = 254,969.18/x
  3. Step 3: Cross multiply
    469,829.07x = 648,364.56 × 254,969.18
  4. Step 4: Simplify right side
    469,829.07x = 165,312,976,962.44
  5. Step 5: Solve for x
    x = 165,312,976,962.44/469,829.07
  6. Step 6: Final answer
    x = 351,857.70

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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.