Home / 969,704.80-1,455,421.20-569,845.60

Finding the Fourth Proportional to 969,704.80, 1,455,421.20 and 569,845.60

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Solution

The fourth proportional to 969,704.80, 1,455,421.20 and 569,845.60 is: 855,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,704.80 : 1,455,421.20 = 569,845.60 : x
  2. Step 2: Convert to fraction form
    969,704.80/1,455,421.20 = 569,845.60/x
  3. Step 3: Cross multiply
    969,704.80x = 1,455,421.20 × 569,845.60
  4. Step 4: Simplify right side
    969,704.80x = 829,365,366,966.72
  5. Step 5: Solve for x
    x = 829,365,366,966.72/969,704.80
  6. Step 6: Final answer
    x = 855,276.13

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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.