Home / 384,637.20-577,062.46-160,103.40

Finding the Fourth Proportional to 384,637.20, 577,062.46 and 160,103.40

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Solution

The fourth proportional to 384,637.20, 577,062.46 and 160,103.40 is: 240,199.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,637.20 : 577,062.46 = 160,103.40 : x
  2. Step 2: Convert to fraction form
    384,637.20/577,062.46 = 160,103.40/x
  3. Step 3: Cross multiply
    384,637.20x = 577,062.46 × 160,103.40
  4. Step 4: Simplify right side
    384,637.20x = 92,389,661,858.36
  5. Step 5: Solve for x
    x = 92,389,661,858.36/384,637.20
  6. Step 6: Final answer
    x = 240,199.50

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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.