Home / 385,004.07-577,604.50-160,289.82

Finding the Fourth Proportional to 385,004.07, 577,604.50 and 160,289.82

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Solution

The fourth proportional to 385,004.07, 577,604.50 and 160,289.82 is: 240,475.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,004.07 : 577,604.50 = 160,289.82 : x
  2. Step 2: Convert to fraction form
    385,004.07/577,604.50 = 160,289.82/x
  3. Step 3: Cross multiply
    385,004.07x = 577,604.50 × 160,289.82
  4. Step 4: Simplify right side
    385,004.07x = 92,584,120,935.47
  5. Step 5: Solve for x
    x = 92,584,120,935.47/385,004.07
  6. Step 6: Final answer
    x = 240,475.69

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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.