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Finding the Fourth Proportional to 399,871.24, 599,510.58 and 242,062.36

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Solution

The fourth proportional to 399,871.24, 599,510.58 and 242,062.36 is: 362,914.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,871.24 : 599,510.58 = 242,062.36 : x
  2. Step 2: Convert to fraction form
    399,871.24/599,510.58 = 242,062.36/x
  3. Step 3: Cross multiply
    399,871.24x = 599,510.58 × 242,062.36
  4. Step 4: Simplify right side
    399,871.24x = 145,118,945,839.77
  5. Step 5: Solve for x
    x = 145,118,945,839.77/399,871.24
  6. Step 6: Final answer
    x = 362,914.19

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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.