Home / 756,430.80-1,134,646.20-588,469.20

Finding the Fourth Proportional to 756,430.80, 1,134,646.20 and 588,469.20

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Solution

The fourth proportional to 756,430.80, 1,134,646.20 and 588,469.20 is: 882,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,430.80 : 1,134,646.20 = 588,469.20 : x
  2. Step 2: Convert to fraction form
    756,430.80/1,134,646.20 = 588,469.20/x
  3. Step 3: Cross multiply
    756,430.80x = 1,134,646.20 × 588,469.20
  4. Step 4: Simplify right side
    756,430.80x = 667,704,341,597.04
  5. Step 5: Solve for x
    x = 667,704,341,597.04/756,430.80
  6. Step 6: Final answer
    x = 882,703.80

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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.