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Finding the Fourth Proportional to 341,767.32, 468,213.44 and 328,989.12

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Solution

The fourth proportional to 341,767.32, 468,213.44 and 328,989.12 is: 450,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,767.32 : 468,213.44 = 328,989.12 : x
  2. Step 2: Convert to fraction form
    341,767.32/468,213.44 = 328,989.12/x
  3. Step 3: Cross multiply
    341,767.32x = 468,213.44 × 328,989.12
  4. Step 4: Simplify right side
    341,767.32x = 154,037,127,597.77
  5. Step 5: Solve for x
    x = 154,037,127,597.77/341,767.32
  6. Step 6: Final answer
    x = 450,707.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.