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Finding the Fourth Proportional to 598,482.63, 825,159.02 and 383,268.87

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Solution

The fourth proportional to 598,482.63, 825,159.02 and 383,268.87 is: 528,432.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,482.63 : 825,159.02 = 383,268.87 : x
  2. Step 2: Convert to fraction form
    598,482.63/825,159.02 = 383,268.87/x
  3. Step 3: Cross multiply
    598,482.63x = 825,159.02 × 383,268.87
  4. Step 4: Simplify right side
    598,482.63x = 316,257,763,249.36
  5. Step 5: Solve for x
    x = 316,257,763,249.36/598,482.63
  6. Step 6: Final answer
    x = 528,432.65

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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.