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Finding the Fourth Proportional to 524,679.95, 782,927.93 and 468,131.42

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Solution

The fourth proportional to 524,679.95, 782,927.93 and 468,131.42 is: 698,546.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,679.95 : 782,927.93 = 468,131.42 : x
  2. Step 2: Convert to fraction form
    524,679.95/782,927.93 = 468,131.42/x
  3. Step 3: Cross multiply
    524,679.95x = 782,927.93 × 468,131.42
  4. Step 4: Simplify right side
    524,679.95x = 366,513,166,756.21
  5. Step 5: Solve for x
    x = 366,513,166,756.21/524,679.95
  6. Step 6: Final answer
    x = 698,546.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.