Home / 1,041,638.04-1,561,940.19-331,573.77

Finding the Fourth Proportional to 1,041,638.04, 1,561,940.19 and 331,573.77

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Solution

The fourth proportional to 1,041,638.04, 1,561,940.19 and 331,573.77 is: 497,196.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,638.04 : 1,561,940.19 = 331,573.77 : x
  2. Step 2: Convert to fraction form
    1,041,638.04/1,561,940.19 = 331,573.77/x
  3. Step 3: Cross multiply
    1,041,638.04x = 1,561,940.19 × 331,573.77
  4. Step 4: Simplify right side
    1,041,638.04x = 517,898,397,312.82
  5. Step 5: Solve for x
    x = 517,898,397,312.82/1,041,638.04
  6. Step 6: Final answer
    x = 497,196.13

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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.