Home / 794,524.60-1,190,231.70-478,041.40

Finding the Fourth Proportional to 794,524.60, 1,190,231.70 and 478,041.40

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Solution

The fourth proportional to 794,524.60, 1,190,231.70 and 478,041.40 is: 716,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,524.60 : 1,190,231.70 = 478,041.40 : x
  2. Step 2: Convert to fraction form
    794,524.60/1,190,231.70 = 478,041.40/x
  3. Step 3: Cross multiply
    794,524.60x = 1,190,231.70 × 478,041.40
  4. Step 4: Simplify right side
    794,524.60x = 568,980,028,192.38
  5. Step 5: Solve for x
    x = 568,980,028,192.38/794,524.60
  6. Step 6: Final answer
    x = 716,126.38

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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.