Home / 732,912.60-1,099,368.90-659,429.40

Finding the Fourth Proportional to 732,912.60, 1,099,368.90 and 659,429.40

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Solution

The fourth proportional to 732,912.60, 1,099,368.90 and 659,429.40 is: 989,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,912.60 : 1,099,368.90 = 659,429.40 : x
  2. Step 2: Convert to fraction form
    732,912.60/1,099,368.90 = 659,429.40/x
  3. Step 3: Cross multiply
    732,912.60x = 1,099,368.90 × 659,429.40
  4. Step 4: Simplify right side
    732,912.60x = 724,956,174,105.66
  5. Step 5: Solve for x
    x = 724,956,174,105.66/732,912.60
  6. Step 6: Final answer
    x = 989,144.10

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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.