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Finding the Fourth Proportional to 273,294.32, 377,145.17 and 152,435.51

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Solution

The fourth proportional to 273,294.32, 377,145.17 and 152,435.51 is: 210,360.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,294.32 : 377,145.17 = 152,435.51 : x
  2. Step 2: Convert to fraction form
    273,294.32/377,145.17 = 152,435.51/x
  3. Step 3: Cross multiply
    273,294.32x = 377,145.17 × 152,435.51
  4. Step 4: Simplify right side
    273,294.32x = 57,490,313,685.08
  5. Step 5: Solve for x
    x = 57,490,313,685.08/273,294.32
  6. Step 6: Final answer
    x = 210,360.44

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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.