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Finding the Fourth Proportional to 360,492.62, 497,483.06 and 199,358.51

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Solution

The fourth proportional to 360,492.62, 497,483.06 and 199,358.51 is: 275,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,492.62 : 497,483.06 = 199,358.51 : x
  2. Step 2: Convert to fraction form
    360,492.62/497,483.06 = 199,358.51/x
  3. Step 3: Cross multiply
    360,492.62x = 497,483.06 × 199,358.51
  4. Step 4: Simplify right side
    360,492.62x = 99,177,478,107.63
  5. Step 5: Solve for x
    x = 99,177,478,107.63/360,492.62
  6. Step 6: Final answer
    x = 275,116.53

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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.