Home / 428,184.81-590,895.05-237,210.57

Finding the Fourth Proportional to 428,184.81, 590,895.05 and 237,210.57

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Solution

The fourth proportional to 428,184.81, 590,895.05 and 237,210.57 is: 327,350.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,184.81 : 590,895.05 = 237,210.57 : x
  2. Step 2: Convert to fraction form
    428,184.81/590,895.05 = 237,210.57/x
  3. Step 3: Cross multiply
    428,184.81x = 590,895.05 × 237,210.57
  4. Step 4: Simplify right side
    428,184.81x = 140,166,550,434.63
  5. Step 5: Solve for x
    x = 140,166,550,434.63/428,184.81
  6. Step 6: Final answer
    x = 327,350.59

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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.