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Finding the Fourth Proportional to 575,755.29, 863,632.94 and 560,008.89

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Solution

The fourth proportional to 575,755.29, 863,632.94 and 560,008.89 is: 840,013.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,755.29 : 863,632.94 = 560,008.89 : x
  2. Step 2: Convert to fraction form
    575,755.29/863,632.94 = 560,008.89/x
  3. Step 3: Cross multiply
    575,755.29x = 863,632.94 × 560,008.89
  4. Step 4: Simplify right side
    575,755.29x = 483,642,121,296.79
  5. Step 5: Solve for x
    x = 483,642,121,296.79/575,755.29
  6. Step 6: Final answer
    x = 840,013.34

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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.