Home / 364,500.10-546,694.69-139,966.28

Finding the Fourth Proportional to 364,500.10, 546,694.69 and 139,966.28

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Solution

The fourth proportional to 364,500.10, 546,694.69 and 139,966.28 is: 209,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,500.10 : 546,694.69 = 139,966.28 : x
  2. Step 2: Convert to fraction form
    364,500.10/546,694.69 = 139,966.28/x
  3. Step 3: Cross multiply
    364,500.10x = 546,694.69 × 139,966.28
  4. Step 4: Simplify right side
    364,500.10x = 76,518,819,321.58
  5. Step 5: Solve for x
    x = 76,518,819,321.58/364,500.10
  6. Step 6: Final answer
    x = 209,928.12

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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.