Home / 402,252.10-603,370.23-162,359.63

Finding the Fourth Proportional to 402,252.10, 603,370.23 and 162,359.63

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Solution

The fourth proportional to 402,252.10, 603,370.23 and 162,359.63 is: 243,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,252.10 : 603,370.23 = 162,359.63 : x
  2. Step 2: Convert to fraction form
    402,252.10/603,370.23 = 162,359.63/x
  3. Step 3: Cross multiply
    402,252.10x = 603,370.23 × 162,359.63
  4. Step 4: Simplify right side
    402,252.10x = 97,962,967,295.81
  5. Step 5: Solve for x
    x = 97,962,967,295.81/402,252.10
  6. Step 6: Final answer
    x = 243,536.25

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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.