Home / 384,890.40-577,335.60-160,176.15

Finding the Fourth Proportional to 384,890.40, 577,335.60 and 160,176.15

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Solution

The fourth proportional to 384,890.40, 577,335.60 and 160,176.15 is: 240,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,890.40 : 577,335.60 = 160,176.15 : x
  2. Step 2: Convert to fraction form
    384,890.40/577,335.60 = 160,176.15/x
  3. Step 3: Cross multiply
    384,890.40x = 577,335.60 × 160,176.15
  4. Step 4: Simplify right side
    384,890.40x = 92,475,393,665.94
  5. Step 5: Solve for x
    x = 92,475,393,665.94/384,890.40
  6. Step 6: Final answer
    x = 240,264.23

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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.