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Finding the Fourth Proportional to 469,939.40, 704,909.10 and 233,743.40

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Solution

The fourth proportional to 469,939.40, 704,909.10 and 233,743.40 is: 350,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,939.40 : 704,909.10 = 233,743.40 : x
  2. Step 2: Convert to fraction form
    469,939.40/704,909.10 = 233,743.40/x
  3. Step 3: Cross multiply
    469,939.40x = 704,909.10 × 233,743.40
  4. Step 4: Simplify right side
    469,939.40x = 164,767,849,724.94
  5. Step 5: Solve for x
    x = 164,767,849,724.94/469,939.40
  6. Step 6: Final answer
    x = 350,615.10

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Similar ratio
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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.