Home / 1,553,422.42-2,330,234.16-488,505.70

Finding the Fourth Proportional to 1,553,422.42, 2,330,234.16 and 488,505.70

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Solution

The fourth proportional to 1,553,422.42, 2,330,234.16 and 488,505.70 is: 732,790.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,422.42 : 2,330,234.16 = 488,505.70 : x
  2. Step 2: Convert to fraction form
    1,553,422.42/2,330,234.16 = 488,505.70/x
  3. Step 3: Cross multiply
    1,553,422.42x = 2,330,234.16 × 488,505.70
  4. Step 4: Simplify right side
    1,553,422.42x = 1,138,332,669,494.71
  5. Step 5: Solve for x
    x = 1,138,332,669,494.71/1,553,422.42
  6. Step 6: Final answer
    x = 732,790.16

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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.