Home / 723,309.26-1,085,144.28-510,492.86

Finding the Fourth Proportional to 723,309.26, 1,085,144.28 and 510,492.86

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Solution

The fourth proportional to 723,309.26, 1,085,144.28 and 510,492.86 is: 765,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,309.26 : 1,085,144.28 = 510,492.86 : x
  2. Step 2: Convert to fraction form
    723,309.26/1,085,144.28 = 510,492.86/x
  3. Step 3: Cross multiply
    723,309.26x = 1,085,144.28 × 510,492.86
  4. Step 4: Simplify right side
    723,309.26x = 553,958,407,009.84
  5. Step 5: Solve for x
    x = 553,958,407,009.84/723,309.26
  6. Step 6: Final answer
    x = 765,866.60

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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.