Home / 582,132.48-803,355.84-355,902.72

Finding the Fourth Proportional to 582,132.48, 803,355.84 and 355,902.72

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Solution

The fourth proportional to 582,132.48, 803,355.84 and 355,902.72 is: 491,153.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,132.48 : 803,355.84 = 355,902.72 : x
  2. Step 2: Convert to fraction form
    582,132.48/803,355.84 = 355,902.72/x
  3. Step 3: Cross multiply
    582,132.48x = 803,355.84 × 355,902.72
  4. Step 4: Simplify right side
    582,132.48x = 285,916,528,583.89
  5. Step 5: Solve for x
    x = 285,916,528,583.89/582,132.48
  6. Step 6: Final answer
    x = 491,153.71

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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.