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Finding the Fourth Proportional to 502,973.16, 754,552.88 and 166,037.28

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Solution

The fourth proportional to 502,973.16, 754,552.88 and 166,037.28 is: 249,086.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,973.16 : 754,552.88 = 166,037.28 : x
  2. Step 2: Convert to fraction form
    502,973.16/754,552.88 = 166,037.28/x
  3. Step 3: Cross multiply
    502,973.16x = 754,552.88 × 166,037.28
  4. Step 4: Simplify right side
    502,973.16x = 125,283,907,811.37
  5. Step 5: Solve for x
    x = 125,283,907,811.37/502,973.16
  6. Step 6: Final answer
    x = 249,086.67

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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.