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Finding the Fourth Proportional to 535,997.20, 802,246.20 and 417,024.40

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Solution

The fourth proportional to 535,997.20, 802,246.20 and 417,024.40 is: 624,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,997.20 : 802,246.20 = 417,024.40 : x
  2. Step 2: Convert to fraction form
    535,997.20/802,246.20 = 417,024.40/x
  3. Step 3: Cross multiply
    535,997.20x = 802,246.20 × 417,024.40
  4. Step 4: Simplify right side
    535,997.20x = 334,556,240,207.28
  5. Step 5: Solve for x
    x = 334,556,240,207.28/535,997.20
  6. Step 6: Final answer
    x = 624,175.35

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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.