Home / 635,931.84-953,187.24-275,686.80

Finding the Fourth Proportional to 635,931.84, 953,187.24 and 275,686.80

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Solution

The fourth proportional to 635,931.84, 953,187.24 and 275,686.80 is: 413,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,931.84 : 953,187.24 = 275,686.80 : x
  2. Step 2: Convert to fraction form
    635,931.84/953,187.24 = 275,686.80/x
  3. Step 3: Cross multiply
    635,931.84x = 953,187.24 × 275,686.80
  4. Step 4: Simplify right side
    635,931.84x = 262,781,139,996.43
  5. Step 5: Solve for x
    x = 262,781,139,996.43/635,931.84
  6. Step 6: Final answer
    x = 413,222.18

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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.