Home / 629,006.51-868,038.87-342,526.37

Finding the Fourth Proportional to 629,006.51, 868,038.87 and 342,526.37

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Solution

The fourth proportional to 629,006.51, 868,038.87 and 342,526.37 is: 472,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,006.51 : 868,038.87 = 342,526.37 : x
  2. Step 2: Convert to fraction form
    629,006.51/868,038.87 = 342,526.37/x
  3. Step 3: Cross multiply
    629,006.51x = 868,038.87 × 342,526.37
  4. Step 4: Simplify right side
    629,006.51x = 297,326,200,989.91
  5. Step 5: Solve for x
    x = 297,326,200,989.91/629,006.51
  6. Step 6: Final answer
    x = 472,691.77

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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.