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Finding the Fourth Proportional to 662,994.60, 994,491.90 and 596,639.40

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Solution

The fourth proportional to 662,994.60, 994,491.90 and 596,639.40 is: 894,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,994.60 : 994,491.90 = 596,639.40 : x
  2. Step 2: Convert to fraction form
    662,994.60/994,491.90 = 596,639.40/x
  3. Step 3: Cross multiply
    662,994.60x = 994,491.90 × 596,639.40
  4. Step 4: Simplify right side
    662,994.60x = 593,353,050,520.86
  5. Step 5: Solve for x
    x = 593,353,050,520.86/662,994.60
  6. Step 6: Final answer
    x = 894,959.10

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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.