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Finding the Fourth Proportional to 595,671.18, 822,145.79 and 353,907.22

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Solution

The fourth proportional to 595,671.18, 822,145.79 and 353,907.22 is: 488,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,671.18 : 822,145.79 = 353,907.22 : x
  2. Step 2: Convert to fraction form
    595,671.18/822,145.79 = 353,907.22/x
  3. Step 3: Cross multiply
    595,671.18x = 822,145.79 × 353,907.22
  4. Step 4: Simplify right side
    595,671.18x = 290,963,330,973.60
  5. Step 5: Solve for x
    x = 290,963,330,973.60/595,671.18
  6. Step 6: Final answer
    x = 488,463.00

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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.