Home / 884,838.56-1,327,685.04-435,315.68

Finding the Fourth Proportional to 884,838.56, 1,327,685.04 and 435,315.68

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Solution

The fourth proportional to 884,838.56, 1,327,685.04 and 435,315.68 is: 653,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,838.56 : 1,327,685.04 = 435,315.68 : x
  2. Step 2: Convert to fraction form
    884,838.56/1,327,685.04 = 435,315.68/x
  3. Step 3: Cross multiply
    884,838.56x = 1,327,685.04 × 435,315.68
  4. Step 4: Simplify right side
    884,838.56x = 577,962,116,013.43
  5. Step 5: Solve for x
    x = 577,962,116,013.43/884,838.56
  6. Step 6: Final answer
    x = 653,183.69

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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.