Home / 260,332.76-390,052.92-174,783.35

Finding the Fourth Proportional to 260,332.76, 390,052.92 and 174,783.35

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Solution

The fourth proportional to 260,332.76, 390,052.92 and 174,783.35 is: 261,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,332.76 : 390,052.92 = 174,783.35 : x
  2. Step 2: Convert to fraction form
    260,332.76/390,052.92 = 174,783.35/x
  3. Step 3: Cross multiply
    260,332.76x = 390,052.92 × 174,783.35
  4. Step 4: Simplify right side
    260,332.76x = 68,174,756,034.88
  5. Step 5: Solve for x
    x = 68,174,756,034.88/260,332.76
  6. Step 6: Final answer
    x = 261,875.44

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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.