Home / 438,822.71-658,256.63-123,304.22

Finding the Fourth Proportional to 438,822.71, 658,256.63 and 123,304.22

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Solution

The fourth proportional to 438,822.71, 658,256.63 and 123,304.22 is: 184,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,822.71 : 658,256.63 = 123,304.22 : x
  2. Step 2: Convert to fraction form
    438,822.71/658,256.63 = 123,304.22/x
  3. Step 3: Cross multiply
    438,822.71x = 658,256.63 × 123,304.22
  4. Step 4: Simplify right side
    438,822.71x = 81,165,822,585.33
  5. Step 5: Solve for x
    x = 81,165,822,585.33/438,822.71
  6. Step 6: Final answer
    x = 184,962.67

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1.5x scale

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.