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Finding the Fourth Proportional to 273,345.44, 377,215.66 and 152,486.63

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Solution

The fourth proportional to 273,345.44, 377,215.66 and 152,486.63 is: 210,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,345.44 : 377,215.66 = 152,486.63 : x
  2. Step 2: Convert to fraction form
    273,345.44/377,215.66 = 152,486.63/x
  3. Step 3: Cross multiply
    273,345.44x = 377,215.66 × 152,486.63
  4. Step 4: Simplify right side
    273,345.44x = 57,520,344,776.63
  5. Step 5: Solve for x
    x = 57,520,344,776.63/273,345.44
  6. Step 6: Final answer
    x = 210,430.97

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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.