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Finding the Fourth Proportional to 424,116.52, 585,085.73 and 375,767.75

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Solution

The fourth proportional to 424,116.52, 585,085.73 and 375,767.75 is: 518,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,116.52 : 585,085.73 = 375,767.75 : x
  2. Step 2: Convert to fraction form
    424,116.52/585,085.73 = 375,767.75/x
  3. Step 3: Cross multiply
    424,116.52x = 585,085.73 × 375,767.75
  4. Step 4: Simplify right side
    424,116.52x = 219,856,347,903.08
  5. Step 5: Solve for x
    x = 219,856,347,903.08/424,116.52
  6. Step 6: Final answer
    x = 518,386.67

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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.