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Finding the Fourth Proportional to 595,671.68, 822,146.49 and 353,907.72

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Solution

The fourth proportional to 595,671.68, 822,146.49 and 353,907.72 is: 488,463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,671.68 : 822,146.49 = 353,907.72 : x
  2. Step 2: Convert to fraction form
    595,671.68/822,146.49 = 353,907.72/x
  3. Step 3: Cross multiply
    595,671.68x = 822,146.49 × 353,907.72
  4. Step 4: Simplify right side
    595,671.68x = 290,963,989,781.90
  5. Step 5: Solve for x
    x = 290,963,989,781.90/595,671.68
  6. Step 6: Final answer
    x = 488,463.69

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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.