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Finding the Fourth Proportional to 433,887.68, 598,787.16 and 242,889.68

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Solution

The fourth proportional to 433,887.68, 598,787.16 and 242,889.68 is: 335,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,887.68 : 598,787.16 = 242,889.68 : x
  2. Step 2: Convert to fraction form
    433,887.68/598,787.16 = 242,889.68/x
  3. Step 3: Cross multiply
    433,887.68x = 598,787.16 × 242,889.68
  4. Step 4: Simplify right side
    433,887.68x = 145,439,221,680.51
  5. Step 5: Solve for x
    x = 145,439,221,680.51/433,887.68
  6. Step 6: Final answer
    x = 335,200.16

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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.