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Finding the Fourth Proportional to 273,436.08, 377,341.28 and 152,570.08

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Solution

The fourth proportional to 273,436.08, 377,341.28 and 152,570.08 is: 210,546.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,436.08 : 377,341.28 = 152,570.08 : x
  2. Step 2: Convert to fraction form
    273,436.08/377,341.28 = 152,570.08/x
  3. Step 3: Cross multiply
    273,436.08x = 377,341.28 × 152,570.08
  4. Step 4: Simplify right side
    273,436.08x = 57,570,989,276.90
  5. Step 5: Solve for x
    x = 57,570,989,276.90/273,436.08
  6. Step 6: Final answer
    x = 210,546.43

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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.