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Finding the Fourth Proportional to 402,252.82, 554,950.14 and 259,095.84

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Solution

The fourth proportional to 402,252.82, 554,950.14 and 259,095.84 is: 357,450.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,252.82 : 554,950.14 = 259,095.84 : x
  2. Step 2: Convert to fraction form
    402,252.82/554,950.14 = 259,095.84/x
  3. Step 3: Cross multiply
    402,252.82x = 554,950.14 × 259,095.84
  4. Step 4: Simplify right side
    402,252.82x = 143,785,272,681.42
  5. Step 5: Solve for x
    x = 143,785,272,681.42/402,252.82
  6. Step 6: Final answer
    x = 357,450.01

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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.