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Finding the Fourth Proportional to 265,427.10, 372,647.70 and 265,427.10

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Solution

The fourth proportional to 265,427.10, 372,647.70 and 265,427.10 is: 372,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,427.10 : 372,647.70 = 265,427.10 : x
  2. Step 2: Convert to fraction form
    265,427.10/372,647.70 = 265,427.10/x
  3. Step 3: Cross multiply
    265,427.10x = 372,647.70 × 265,427.10
  4. Step 4: Simplify right side
    265,427.10x = 98,910,798,332.67
  5. Step 5: Solve for x
    x = 98,910,798,332.67/265,427.10
  6. Step 6: Final answer
    x = 372,647.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.