Home / 384,240.15-576,427.05-159,477.30

Finding the Fourth Proportional to 384,240.15, 576,427.05 and 159,477.30

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Solution

The fourth proportional to 384,240.15, 576,427.05 and 159,477.30 is: 239,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,240.15 : 576,427.05 = 159,477.30 : x
  2. Step 2: Convert to fraction form
    384,240.15/576,427.05 = 159,477.30/x
  3. Step 3: Cross multiply
    384,240.15x = 576,427.05 × 159,477.30
  4. Step 4: Simplify right side
    384,240.15x = 91,927,029,580.97
  5. Step 5: Solve for x
    x = 91,927,029,580.97/384,240.15
  6. Step 6: Final answer
    x = 239,243.69

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1.5x scale

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.