Home / 460,716.48-691,061.76-251,678.16

Finding the Fourth Proportional to 460,716.48, 691,061.76 and 251,678.16

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Solution

The fourth proportional to 460,716.48, 691,061.76 and 251,678.16 is: 377,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,716.48 : 691,061.76 = 251,678.16 : x
  2. Step 2: Convert to fraction form
    460,716.48/691,061.76 = 251,678.16/x
  3. Step 3: Cross multiply
    460,716.48x = 691,061.76 × 251,678.16
  4. Step 4: Simplify right side
    460,716.48x = 173,925,152,203.16
  5. Step 5: Solve for x
    x = 173,925,152,203.16/460,716.48
  6. Step 6: Final answer
    x = 377,510.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.