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Finding the Fourth Proportional to 273,208.32, 377,046.72 and 152,357.76

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Solution

The fourth proportional to 273,208.32, 377,046.72 and 152,357.76 is: 210,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,208.32 : 377,046.72 = 152,357.76 : x
  2. Step 2: Convert to fraction form
    273,208.32/377,046.72 = 152,357.76/x
  3. Step 3: Cross multiply
    273,208.32x = 377,046.72 × 152,357.76
  4. Step 4: Simplify right side
    273,208.32x = 57,445,993,674.55
  5. Step 5: Solve for x
    x = 57,445,993,674.55/273,208.32
  6. Step 6: Final answer
    x = 210,264.44

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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.