Home / 352,014.81-528,021.17-304,488.55

Finding the Fourth Proportional to 352,014.81, 528,021.17 and 304,488.55

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Solution

The fourth proportional to 352,014.81, 528,021.17 and 304,488.55 is: 456,731.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,014.81 : 528,021.17 = 304,488.55 : x
  2. Step 2: Convert to fraction form
    352,014.81/528,021.17 = 304,488.55/x
  3. Step 3: Cross multiply
    352,014.81x = 528,021.17 × 304,488.55
  4. Step 4: Simplify right side
    352,014.81x = 160,776,400,422.60
  5. Step 5: Solve for x
    x = 160,776,400,422.60/352,014.81
  6. Step 6: Final answer
    x = 456,731.92

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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.