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Finding the Fourth Proportional to 500,146.59, 750,305.21 and 184,605.15

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Solution

The fourth proportional to 500,146.59, 750,305.21 and 184,605.15 is: 276,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,146.59 : 750,305.21 = 184,605.15 : x
  2. Step 2: Convert to fraction form
    500,146.59/750,305.21 = 184,605.15/x
  3. Step 3: Cross multiply
    500,146.59x = 750,305.21 × 184,605.15
  4. Step 4: Simplify right side
    500,146.59x = 138,510,204,914.81
  5. Step 5: Solve for x
    x = 138,510,204,914.81/500,146.59
  6. Step 6: Final answer
    x = 276,939.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.