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Finding the Fourth Proportional to 337,685.60, 506,528.40 and 305,026.40

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Solution

The fourth proportional to 337,685.60, 506,528.40 and 305,026.40 is: 457,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,685.60 : 506,528.40 = 305,026.40 : x
  2. Step 2: Convert to fraction form
    337,685.60/506,528.40 = 305,026.40/x
  3. Step 3: Cross multiply
    337,685.60x = 506,528.40 × 305,026.40
  4. Step 4: Simplify right side
    337,685.60x = 154,504,534,349.76
  5. Step 5: Solve for x
    x = 154,504,534,349.76/337,685.60
  6. Step 6: Final answer
    x = 457,539.60

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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.