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Finding the Fourth Proportional to 310,518.92, 465,446.16 and 160,608.28

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Solution

The fourth proportional to 310,518.92, 465,446.16 and 160,608.28 is: 240,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,518.92 : 465,446.16 = 160,608.28 : x
  2. Step 2: Convert to fraction form
    310,518.92/465,446.16 = 160,608.28/x
  3. Step 3: Cross multiply
    310,518.92x = 465,446.16 × 160,608.28
  4. Step 4: Simplify right side
    310,518.92x = 74,754,507,190.20
  5. Step 5: Solve for x
    x = 74,754,507,190.20/310,518.92
  6. Step 6: Final answer
    x = 240,740.59

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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.