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Finding the Fourth Proportional to 586,213.32, 809,061.30 and 371,373.34

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Solution

The fourth proportional to 586,213.32, 809,061.30 and 371,373.34 is: 512,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,213.32 : 809,061.30 = 371,373.34 : x
  2. Step 2: Convert to fraction form
    586,213.32/809,061.30 = 371,373.34/x
  3. Step 3: Cross multiply
    586,213.32x = 809,061.30 × 371,373.34
  4. Step 4: Simplify right side
    586,213.32x = 300,463,797,245.74
  5. Step 5: Solve for x
    x = 300,463,797,245.74/586,213.32
  6. Step 6: Final answer
    x = 512,550.27

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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.