Home / 999,372.24-1,496,656.32-571,611.72

Finding the Fourth Proportional to 999,372.24, 1,496,656.32 and 571,611.72

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Solution

The fourth proportional to 999,372.24, 1,496,656.32 and 571,611.72 is: 856,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,372.24 : 1,496,656.32 = 571,611.72 : x
  2. Step 2: Convert to fraction form
    999,372.24/1,496,656.32 = 571,611.72/x
  3. Step 3: Cross multiply
    999,372.24x = 1,496,656.32 × 571,611.72
  4. Step 4: Simplify right side
    999,372.24x = 855,506,293,324.07
  5. Step 5: Solve for x
    x = 855,506,293,324.07/999,372.24
  6. Step 6: Final answer
    x = 856,043.68

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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.