Home / 384,816.80-577,225.20-160,102.55

Finding the Fourth Proportional to 384,816.80, 577,225.20 and 160,102.55

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Solution

The fourth proportional to 384,816.80, 577,225.20 and 160,102.55 is: 240,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,816.80 : 577,225.20 = 160,102.55 : x
  2. Step 2: Convert to fraction form
    384,816.80/577,225.20 = 160,102.55/x
  3. Step 3: Cross multiply
    384,816.80x = 577,225.20 × 160,102.55
  4. Step 4: Simplify right side
    384,816.80x = 92,415,226,444.26
  5. Step 5: Solve for x
    x = 92,415,226,444.26/384,816.80
  6. Step 6: Final answer
    x = 240,153.83

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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.