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Finding the Fourth Proportional to 372,504.34, 514,154.84 and 229,384.33

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Solution

The fourth proportional to 372,504.34, 514,154.84 and 229,384.33 is: 316,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,504.34 : 514,154.84 = 229,384.33 : x
  2. Step 2: Convert to fraction form
    372,504.34/514,154.84 = 229,384.33/x
  3. Step 3: Cross multiply
    372,504.34x = 514,154.84 × 229,384.33
  4. Step 4: Simplify right side
    372,504.34x = 117,939,061,492.34
  5. Step 5: Solve for x
    x = 117,939,061,492.34/372,504.34
  6. Step 6: Final answer
    x = 316,611.25

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1.5x scale

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.