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Finding the Fourth Proportional to 261,357.42, 360,799.98 and 175,284.93

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Solution

The fourth proportional to 261,357.42, 360,799.98 and 175,284.93 is: 241,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,357.42 : 360,799.98 = 175,284.93 : x
  2. Step 2: Convert to fraction form
    261,357.42/360,799.98 = 175,284.93/x
  3. Step 3: Cross multiply
    261,357.42x = 360,799.98 × 175,284.93
  4. Step 4: Simplify right side
    261,357.42x = 63,242,799,238.30
  5. Step 5: Solve for x
    x = 63,242,799,238.30/261,357.42
  6. Step 6: Final answer
    x = 241,978.20

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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.