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Finding the Fourth Proportional to 632,663.70, 873,095.49 and 346,195.86

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Solution

The fourth proportional to 632,663.70, 873,095.49 and 346,195.86 is: 477,761.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,663.70 : 873,095.49 = 346,195.86 : x
  2. Step 2: Convert to fraction form
    632,663.70/873,095.49 = 346,195.86/x
  3. Step 3: Cross multiply
    632,663.70x = 873,095.49 × 346,195.86
  4. Step 4: Simplify right side
    632,663.70x = 302,262,044,022.67
  5. Step 5: Solve for x
    x = 302,262,044,022.67/632,663.70
  6. Step 6: Final answer
    x = 477,761.00

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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.