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Finding the Fourth Proportional to 360,508.08, 497,480.76 and 199,353.36

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Solution

The fourth proportional to 360,508.08, 497,480.76 and 199,353.36 is: 275,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,508.08 : 497,480.76 = 199,353.36 : x
  2. Step 2: Convert to fraction form
    360,508.08/497,480.76 = 199,353.36/x
  3. Step 3: Cross multiply
    360,508.08x = 497,480.76 × 199,353.36
  4. Step 4: Simplify right side
    360,508.08x = 99,174,461,041.35
  5. Step 5: Solve for x
    x = 99,174,461,041.35/360,508.08
  6. Step 6: Final answer
    x = 275,096.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.