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Finding the Fourth Proportional to 607,600.86, 838,485.18 and 335,686.29

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Solution

The fourth proportional to 607,600.86, 838,485.18 and 335,686.29 is: 463,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,600.86 : 838,485.18 = 335,686.29 : x
  2. Step 2: Convert to fraction form
    607,600.86/838,485.18 = 335,686.29/x
  3. Step 3: Cross multiply
    607,600.86x = 838,485.18 × 335,686.29
  4. Step 4: Simplify right side
    607,600.86x = 281,467,979,294.18
  5. Step 5: Solve for x
    x = 281,467,979,294.18/607,600.86
  6. Step 6: Final answer
    x = 463,244.87

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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.