Home / 402,983.10-604,328.85-162,996.30

Finding the Fourth Proportional to 402,983.10, 604,328.85 and 162,996.30

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Solution

The fourth proportional to 402,983.10, 604,328.85 and 162,996.30 is: 244,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,983.10 : 604,328.85 = 162,996.30 : x
  2. Step 2: Convert to fraction form
    402,983.10/604,328.85 = 162,996.30/x
  3. Step 3: Cross multiply
    402,983.10x = 604,328.85 × 162,996.30
  4. Step 4: Simplify right side
    402,983.10x = 98,503,366,533.26
  5. Step 5: Solve for x
    x = 98,503,366,533.26/402,983.10
  6. Step 6: Final answer
    x = 244,435.48

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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.