Home / 865,372.36-1,298,523.24-360,281.98

Finding the Fourth Proportional to 865,372.36, 1,298,523.24 and 360,281.98

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Solution

The fourth proportional to 865,372.36, 1,298,523.24 and 360,281.98 is: 540,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,372.36 : 1,298,523.24 = 360,281.98 : x
  2. Step 2: Convert to fraction form
    865,372.36/1,298,523.24 = 360,281.98/x
  3. Step 3: Cross multiply
    865,372.36x = 1,298,523.24 × 360,281.98
  4. Step 4: Simplify right side
    865,372.36x = 467,834,523,983.22
  5. Step 5: Solve for x
    x = 467,834,523,983.22/865,372.36
  6. Step 6: Final answer
    x = 540,616.44

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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.