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Finding the Fourth Proportional to 332,688.60, 499,346.10 and 175,030.20

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Solution

The fourth proportional to 332,688.60, 499,346.10 and 175,030.20 is: 262,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,688.60 : 499,346.10 = 175,030.20 : x
  2. Step 2: Convert to fraction form
    332,688.60/499,346.10 = 175,030.20/x
  3. Step 3: Cross multiply
    332,688.60x = 499,346.10 × 175,030.20
  4. Step 4: Simplify right side
    332,688.60x = 87,400,647,752.22
  5. Step 5: Solve for x
    x = 87,400,647,752.22/332,688.60
  6. Step 6: Final answer
    x = 262,710.08

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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.