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Finding the Fourth Proportional to 608,898.60, 914,096.70 and 384,258.60

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Solution

The fourth proportional to 608,898.60, 914,096.70 and 384,258.60 is: 576,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,898.60 : 914,096.70 = 384,258.60 : x
  2. Step 2: Convert to fraction form
    608,898.60/914,096.70 = 384,258.60/x
  3. Step 3: Cross multiply
    608,898.60x = 914,096.70 × 384,258.60
  4. Step 4: Simplify right side
    608,898.60x = 351,249,518,206.62
  5. Step 5: Solve for x
    x = 351,249,518,206.62/608,898.60
  6. Step 6: Final answer
    x = 576,860.45

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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.