Home / 1,018,302.37-1,405,101.05-588,499.49

Finding the Fourth Proportional to 1,018,302.37, 1,405,101.05 and 588,499.49

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Solution

The fourth proportional to 1,018,302.37, 1,405,101.05 and 588,499.49 is: 812,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,302.37 : 1,405,101.05 = 588,499.49 : x
  2. Step 2: Convert to fraction form
    1,018,302.37/1,405,101.05 = 588,499.49/x
  3. Step 3: Cross multiply
    1,018,302.37x = 1,405,101.05 × 588,499.49
  4. Step 4: Simplify right side
    1,018,302.37x = 826,901,251,323.47
  5. Step 5: Solve for x
    x = 826,901,251,323.47/1,018,302.37
  6. Step 6: Final answer
    x = 812,039.02

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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.