Home / 993,731.22-1,490,937.03-424,877.94

Finding the Fourth Proportional to 993,731.22, 1,490,937.03 and 424,877.94

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Solution

The fourth proportional to 993,731.22, 1,490,937.03 and 424,877.94 is: 637,462.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,731.22 : 1,490,937.03 = 424,877.94 : x
  2. Step 2: Convert to fraction form
    993,731.22/1,490,937.03 = 424,877.94/x
  3. Step 3: Cross multiply
    993,731.22x = 1,490,937.03 × 424,877.94
  4. Step 4: Simplify right side
    993,731.22x = 633,466,253,976.12
  5. Step 5: Solve for x
    x = 633,466,253,976.12/993,731.22
  6. Step 6: Final answer
    x = 637,462.37

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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.