Home / 461,688.12-637,130.22-260,502.84

Finding the Fourth Proportional to 461,688.12, 637,130.22 and 260,502.84

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Solution

The fourth proportional to 461,688.12, 637,130.22 and 260,502.84 is: 359,494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,688.12 : 637,130.22 = 260,502.84 : x
  2. Step 2: Convert to fraction form
    461,688.12/637,130.22 = 260,502.84/x
  3. Step 3: Cross multiply
    461,688.12x = 637,130.22 × 260,502.84
  4. Step 4: Simplify right side
    461,688.12x = 165,974,231,759.83
  5. Step 5: Solve for x
    x = 165,974,231,759.83/461,688.12
  6. Step 6: Final answer
    x = 359,494.27

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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.