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Finding the Fourth Proportional to 452,802.89, 624,854.78 and 259,204.18

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Solution

The fourth proportional to 452,802.89, 624,854.78 and 259,204.18 is: 357,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,802.89 : 624,854.78 = 259,204.18 : x
  2. Step 2: Convert to fraction form
    452,802.89/624,854.78 = 259,204.18/x
  3. Step 3: Cross multiply
    452,802.89x = 624,854.78 × 259,204.18
  4. Step 4: Simplify right side
    452,802.89x = 161,964,969,462.87
  5. Step 5: Solve for x
    x = 161,964,969,462.87/452,802.89
  6. Step 6: Final answer
    x = 357,694.21

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1.5x scale

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.