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Finding the Fourth Proportional to 600,047.64, 828,274.32 and 345,500.28

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Solution

The fourth proportional to 600,047.64, 828,274.32 and 345,500.28 is: 476,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,047.64 : 828,274.32 = 345,500.28 : x
  2. Step 2: Convert to fraction form
    600,047.64/828,274.32 = 345,500.28/x
  3. Step 3: Cross multiply
    600,047.64x = 828,274.32 × 345,500.28
  4. Step 4: Simplify right side
    600,047.64x = 286,169,009,476.81
  5. Step 5: Solve for x
    x = 286,169,009,476.81/600,047.64
  6. Step 6: Final answer
    x = 476,910.48

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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.