Home / 745,284.24-1,117,530-546,091.20

Finding the Fourth Proportional to 745,284.24, 1,117,530 and 546,091.20

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Solution

The fourth proportional to 745,284.24, 1,117,530 and 546,091.20 is: 818,846.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,284.24 : 1,117,530 = 546,091.20 : x
  2. Step 2: Convert to fraction form
    745,284.24/1,117,530 = 546,091.20/x
  3. Step 3: Cross multiply
    745,284.24x = 1,117,530 × 546,091.20
  4. Step 4: Simplify right side
    745,284.24x = 610,273,298,736
  5. Step 5: Solve for x
    x = 610,273,298,736/745,284.24
  6. Step 6: Final answer
    x = 818,846.38

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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.