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Finding the Fourth Proportional to 265,347.80, 365,557 and 184,636.72

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Solution

The fourth proportional to 265,347.80, 365,557 and 184,636.72 is: 254,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,347.80 : 365,557 = 184,636.72 : x
  2. Step 2: Convert to fraction form
    265,347.80/365,557 = 184,636.72/x
  3. Step 3: Cross multiply
    265,347.80x = 365,557 × 184,636.72
  4. Step 4: Simplify right side
    265,347.80x = 67,495,245,453.04
  5. Step 5: Solve for x
    x = 67,495,245,453.04/265,347.80
  6. Step 6: Final answer
    x = 254,365.20

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1.5x scale

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.