Home / 492,929.40-739,525.10-155,976.05

Finding the Fourth Proportional to 492,929.40, 739,525.10 and 155,976.05

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Solution

The fourth proportional to 492,929.40, 739,525.10 and 155,976.05 is: 234,005.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,929.40 : 739,525.10 = 155,976.05 : x
  2. Step 2: Convert to fraction form
    492,929.40/739,525.10 = 155,976.05/x
  3. Step 3: Cross multiply
    492,929.40x = 739,525.10 × 155,976.05
  4. Step 4: Simplify right side
    492,929.40x = 115,348,199,496.35
  5. Step 5: Solve for x
    x = 115,348,199,496.35/492,929.40
  6. Step 6: Final answer
    x = 234,005.52

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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.