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Finding the Fourth Proportional to 837,606.96, 1,155,891.96 and 475,101.36

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Solution

The fourth proportional to 837,606.96, 1,155,891.96 and 475,101.36 is: 655,636.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,606.96 : 1,155,891.96 = 475,101.36 : x
  2. Step 2: Convert to fraction form
    837,606.96/1,155,891.96 = 475,101.36/x
  3. Step 3: Cross multiply
    837,606.96x = 1,155,891.96 × 475,101.36
  4. Step 4: Simplify right side
    837,606.96x = 549,165,842,209.07
  5. Step 5: Solve for x
    x = 549,165,842,209.07/837,606.96
  6. Step 6: Final answer
    x = 655,636.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.