Home / 585,890.72-808,544.96-331,280.16

Finding the Fourth Proportional to 585,890.72, 808,544.96 and 331,280.16

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Solution

The fourth proportional to 585,890.72, 808,544.96 and 331,280.16 is: 457,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,890.72 : 808,544.96 = 331,280.16 : x
  2. Step 2: Convert to fraction form
    585,890.72/808,544.96 = 331,280.16/x
  3. Step 3: Cross multiply
    585,890.72x = 808,544.96 × 331,280.16
  4. Step 4: Simplify right side
    585,890.72x = 267,854,903,715.99
  5. Step 5: Solve for x
    x = 267,854,903,715.99/585,890.72
  6. Step 6: Final answer
    x = 457,175.54

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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.