Home / 522,392.16-719,890.56-352,331.04

Finding the Fourth Proportional to 522,392.16, 719,890.56 and 352,331.04

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Solution

The fourth proportional to 522,392.16, 719,890.56 and 352,331.04 is: 485,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,392.16 : 719,890.56 = 352,331.04 : x
  2. Step 2: Convert to fraction form
    522,392.16/719,890.56 = 352,331.04/x
  3. Step 3: Cross multiply
    522,392.16x = 719,890.56 × 352,331.04
  4. Step 4: Simplify right side
    522,392.16x = 253,639,789,690.98
  5. Step 5: Solve for x
    x = 253,639,789,690.98/522,392.16
  6. Step 6: Final answer
    x = 485,535.21

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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.