Home / 770,149.67-1,154,096.72-433,845.77

Finding the Fourth Proportional to 770,149.67, 1,154,096.72 and 433,845.77

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Solution

The fourth proportional to 770,149.67, 1,154,096.72 and 433,845.77 is: 650,133.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,149.67 : 1,154,096.72 = 433,845.77 : x
  2. Step 2: Convert to fraction form
    770,149.67/1,154,096.72 = 433,845.77/x
  3. Step 3: Cross multiply
    770,149.67x = 1,154,096.72 × 433,845.77
  4. Step 4: Simplify right side
    770,149.67x = 500,699,977,973.65
  5. Step 5: Solve for x
    x = 500,699,977,973.65/770,149.67
  6. Step 6: Final answer
    x = 650,133.34

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1.5x scale

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.