Home / 352,017.81-528,025.66-304,491.55

Finding the Fourth Proportional to 352,017.81, 528,025.66 and 304,491.55

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Solution

The fourth proportional to 352,017.81, 528,025.66 and 304,491.55 is: 456,736.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,017.81 : 528,025.66 = 304,491.55 : x
  2. Step 2: Convert to fraction form
    352,017.81/528,025.66 = 304,491.55/x
  3. Step 3: Cross multiply
    352,017.81x = 528,025.66 × 304,491.55
  4. Step 4: Simplify right side
    352,017.81x = 160,779,351,653.17
  5. Step 5: Solve for x
    x = 160,779,351,653.17/352,017.81
  6. Step 6: Final answer
    x = 456,736.41

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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.