Home / 457,790.28-631,624.07-264,184.70

Finding the Fourth Proportional to 457,790.28, 631,624.07 and 264,184.70

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Solution

The fourth proportional to 457,790.28, 631,624.07 and 264,184.70 is: 364,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,790.28 : 631,624.07 = 264,184.70 : x
  2. Step 2: Convert to fraction form
    457,790.28/631,624.07 = 264,184.70/x
  3. Step 3: Cross multiply
    457,790.28x = 631,624.07 × 264,184.70
  4. Step 4: Simplify right side
    457,790.28x = 166,865,410,966.69
  5. Step 5: Solve for x
    x = 166,865,410,966.69/457,790.28
  6. Step 6: Final answer
    x = 364,501.87

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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.