Home / 829,296.86-1,144,782.77-557,522.37

Finding the Fourth Proportional to 829,296.86, 1,144,782.77 and 557,522.37

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Solution

The fourth proportional to 829,296.86, 1,144,782.77 and 557,522.37 is: 769,618.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,296.86 : 1,144,782.77 = 557,522.37 : x
  2. Step 2: Convert to fraction form
    829,296.86/1,144,782.77 = 557,522.37/x
  3. Step 3: Cross multiply
    829,296.86x = 1,144,782.77 × 557,522.37
  4. Step 4: Simplify right side
    829,296.86x = 638,242,000,277.95
  5. Step 5: Solve for x
    x = 638,242,000,277.95/829,296.86
  6. Step 6: Final answer
    x = 769,618.26

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1.5x scale

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.