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Finding the Fourth Proportional to 602,655.24, 903,956.94 and 181,918.56

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Solution

The fourth proportional to 602,655.24, 903,956.94 and 181,918.56 is: 272,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,655.24 : 903,956.94 = 181,918.56 : x
  2. Step 2: Convert to fraction form
    602,655.24/903,956.94 = 181,918.56/x
  3. Step 3: Cross multiply
    602,655.24x = 903,956.94 × 181,918.56
  4. Step 4: Simplify right side
    602,655.24x = 164,446,544,826.81
  5. Step 5: Solve for x
    x = 164,446,544,826.81/602,655.24
  6. Step 6: Final answer
    x = 272,870.02

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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.