Home / 405,277.29-607,587.98-168,797.61

Finding the Fourth Proportional to 405,277.29, 607,587.98 and 168,797.61

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Solution

The fourth proportional to 405,277.29, 607,587.98 and 168,797.61 is: 253,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,277.29 : 607,587.98 = 168,797.61 : x
  2. Step 2: Convert to fraction form
    405,277.29/607,587.98 = 168,797.61/x
  3. Step 3: Cross multiply
    405,277.29x = 607,587.98 × 168,797.61
  4. Step 4: Simplify right side
    405,277.29x = 102,559,398,044.74
  5. Step 5: Solve for x
    x = 102,559,398,044.74/405,277.29
  6. Step 6: Final answer
    x = 253,059.82

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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.