Home / 907,553.63-1,252,376.44-499,575.77

Finding the Fourth Proportional to 907,553.63, 1,252,376.44 and 499,575.77

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Solution

The fourth proportional to 907,553.63, 1,252,376.44 and 499,575.77 is: 689,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,553.63 : 1,252,376.44 = 499,575.77 : x
  2. Step 2: Convert to fraction form
    907,553.63/1,252,376.44 = 499,575.77/x
  3. Step 3: Cross multiply
    907,553.63x = 1,252,376.44 × 499,575.77
  4. Step 4: Simplify right side
    907,553.63x = 625,656,921,528.45
  5. Step 5: Solve for x
    x = 625,656,921,528.45/907,553.63
  6. Step 6: Final answer
    x = 689,388.37

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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.