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Finding the Fourth Proportional to 575,632.71, 863,451.23 and 176,271.93

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Solution

The fourth proportional to 575,632.71, 863,451.23 and 176,271.93 is: 264,408.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,632.71 : 863,451.23 = 176,271.93 : x
  2. Step 2: Convert to fraction form
    575,632.71/863,451.23 = 176,271.93/x
  3. Step 3: Cross multiply
    575,632.71x = 863,451.23 × 176,271.93
  4. Step 4: Simplify right side
    575,632.71x = 152,202,213,891.61
  5. Step 5: Solve for x
    x = 152,202,213,891.61/575,632.71
  6. Step 6: Final answer
    x = 264,408.56

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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.