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Finding the Fourth Proportional to 582,341.33, 803,469.39 and 375,522.21

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Solution

The fourth proportional to 582,341.33, 803,469.39 and 375,522.21 is: 518,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,341.33 : 803,469.39 = 375,522.21 : x
  2. Step 2: Convert to fraction form
    582,341.33/803,469.39 = 375,522.21/x
  3. Step 3: Cross multiply
    582,341.33x = 803,469.39 × 375,522.21
  4. Step 4: Simplify right side
    582,341.33x = 301,720,601,000.15
  5. Step 5: Solve for x
    x = 301,720,601,000.15/582,341.33
  6. Step 6: Final answer
    x = 518,116.41

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1.5x scale

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.