Home / 497,739.97-747,357.63-284,748.36

Finding the Fourth Proportional to 497,739.97, 747,357.63 and 284,748.36

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Solution

The fourth proportional to 497,739.97, 747,357.63 and 284,748.36 is: 427,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,739.97 : 747,357.63 = 284,748.36 : x
  2. Step 2: Convert to fraction form
    497,739.97/747,357.63 = 284,748.36/x
  3. Step 3: Cross multiply
    497,739.97x = 747,357.63 × 284,748.36
  4. Step 4: Simplify right side
    497,739.97x = 212,808,859,475.99
  5. Step 5: Solve for x
    x = 212,808,859,475.99/497,739.97
  6. Step 6: Final answer
    x = 427,550.27

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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.