Home / 723,754.98-1,085,317.07-243,893.35

Finding the Fourth Proportional to 723,754.98, 1,085,317.07 and 243,893.35

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Solution

The fourth proportional to 723,754.98, 1,085,317.07 and 243,893.35 is: 365,733.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,754.98 : 1,085,317.07 = 243,893.35 : x
  2. Step 2: Convert to fraction form
    723,754.98/1,085,317.07 = 243,893.35/x
  3. Step 3: Cross multiply
    723,754.98x = 1,085,317.07 × 243,893.35
  4. Step 4: Simplify right side
    723,754.98x = 264,701,616,151.66
  5. Step 5: Solve for x
    x = 264,701,616,151.66/723,754.98
  6. Step 6: Final answer
    x = 365,733.74

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1.5x scale

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.