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Finding the Fourth Proportional to 434,916, 600,185.16 and 253,752.48

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Solution

The fourth proportional to 434,916, 600,185.16 and 253,752.48 is: 350,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,916 : 600,185.16 = 253,752.48 : x
  2. Step 2: Convert to fraction form
    434,916/600,185.16 = 253,752.48/x
  3. Step 3: Cross multiply
    434,916x = 600,185.16 × 253,752.48
  4. Step 4: Simplify right side
    434,916x = 152,298,472,809.20
  5. Step 5: Solve for x
    x = 152,298,472,809.20/434,916
  6. Step 6: Final answer
    x = 350,179.05

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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.