Home / 705,782.10-973,985.24-383,492.21

Finding the Fourth Proportional to 705,782.10, 973,985.24 and 383,492.21

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Solution

The fourth proportional to 705,782.10, 973,985.24 and 383,492.21 is: 529,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,782.10 : 973,985.24 = 383,492.21 : x
  2. Step 2: Convert to fraction form
    705,782.10/973,985.24 = 383,492.21/x
  3. Step 3: Cross multiply
    705,782.10x = 973,985.24 × 383,492.21
  4. Step 4: Simplify right side
    705,782.10x = 373,515,755,588.67
  5. Step 5: Solve for x
    x = 373,515,755,588.67/705,782.10
  6. Step 6: Final answer
    x = 529,222.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.