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Finding the Fourth Proportional to 598,477.88, 825,152.46 and 383,264.12

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Solution

The fourth proportional to 598,477.88, 825,152.46 and 383,264.12 is: 528,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,477.88 : 825,152.46 = 383,264.12 : x
  2. Step 2: Convert to fraction form
    598,477.88/825,152.46 = 383,264.12/x
  3. Step 3: Cross multiply
    598,477.88x = 825,152.46 × 383,264.12
  4. Step 4: Simplify right side
    598,477.88x = 316,251,331,447.74
  5. Step 5: Solve for x
    x = 316,251,331,447.74/598,477.88
  6. Step 6: Final answer
    x = 528,426.10

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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.