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Finding the Fourth Proportional to 575,145.30, 793,607.22 and 333,380.70

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Solution

The fourth proportional to 575,145.30, 793,607.22 and 333,380.70 is: 460,011.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,145.30 : 793,607.22 = 333,380.70 : x
  2. Step 2: Convert to fraction form
    575,145.30/793,607.22 = 333,380.70/x
  3. Step 3: Cross multiply
    575,145.30x = 793,607.22 × 333,380.70
  4. Step 4: Simplify right side
    575,145.30x = 264,573,330,528.65
  5. Step 5: Solve for x
    x = 264,573,330,528.65/575,145.30
  6. Step 6: Final answer
    x = 460,011.29

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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.