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Finding the Fourth Proportional to 575,332.42, 863,294.33 and 441,257.80

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Solution

The fourth proportional to 575,332.42, 863,294.33 and 441,257.80 is: 662,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,332.42 : 863,294.33 = 441,257.80 : x
  2. Step 2: Convert to fraction form
    575,332.42/863,294.33 = 441,257.80/x
  3. Step 3: Cross multiply
    575,332.42x = 863,294.33 × 441,257.80
  4. Step 4: Simplify right side
    575,332.42x = 380,935,356,808.27
  5. Step 5: Solve for x
    x = 380,935,356,808.27/575,332.42
  6. Step 6: Final answer
    x = 662,113.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.