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Finding the Fourth Proportional to 606,543.60, 908,065.80 and 536,559.60

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Solution

The fourth proportional to 606,543.60, 908,065.80 and 536,559.60 is: 803,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,543.60 : 908,065.80 = 536,559.60 : x
  2. Step 2: Convert to fraction form
    606,543.60/908,065.80 = 536,559.60/x
  3. Step 3: Cross multiply
    606,543.60x = 908,065.80 × 536,559.60
  4. Step 4: Simplify right side
    606,543.60x = 487,231,422,421.68
  5. Step 5: Solve for x
    x = 487,231,422,421.68/606,543.60
  6. Step 6: Final answer
    x = 803,291.67

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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.