Home / 384,741.46-577,141.20-114,848.28

Finding the Fourth Proportional to 384,741.46, 577,141.20 and 114,848.28

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Solution

The fourth proportional to 384,741.46, 577,141.20 and 114,848.28 is: 172,281.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,741.46 : 577,141.20 = 114,848.28 : x
  2. Step 2: Convert to fraction form
    384,741.46/577,141.20 = 114,848.28/x
  3. Step 3: Cross multiply
    384,741.46x = 577,141.20 × 114,848.28
  4. Step 4: Simplify right side
    384,741.46x = 66,283,674,137.14
  5. Step 5: Solve for x
    x = 66,283,674,137.14/384,741.46
  6. Step 6: Final answer
    x = 172,281.08

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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.