Home / 462,148.96-637,656.27-268,441.57

Finding the Fourth Proportional to 462,148.96, 637,656.27 and 268,441.57

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Solution

The fourth proportional to 462,148.96, 637,656.27 and 268,441.57 is: 370,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,148.96 : 637,656.27 = 268,441.57 : x
  2. Step 2: Convert to fraction form
    462,148.96/637,656.27 = 268,441.57/x
  3. Step 3: Cross multiply
    462,148.96x = 637,656.27 × 268,441.57
  4. Step 4: Simplify right side
    462,148.96x = 171,173,450,239.14
  5. Step 5: Solve for x
    x = 171,173,450,239.14/462,148.96
  6. Step 6: Final answer
    x = 370,385.88

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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.