Home / 296,582.40-409,238.40-169,267.20

Finding the Fourth Proportional to 296,582.40, 409,238.40 and 169,267.20

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Solution

The fourth proportional to 296,582.40, 409,238.40 and 169,267.20 is: 233,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,582.40 : 409,238.40 = 169,267.20 : x
  2. Step 2: Convert to fraction form
    296,582.40/409,238.40 = 169,267.20/x
  3. Step 3: Cross multiply
    296,582.40x = 409,238.40 × 169,267.20
  4. Step 4: Simplify right side
    296,582.40x = 69,270,638,100.48
  5. Step 5: Solve for x
    x = 69,270,638,100.48/296,582.40
  6. Step 6: Final answer
    x = 233,562.88

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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.