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Finding the Fourth Proportional to 607,701.23, 838,624.29 and 335,769.20

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Solution

The fourth proportional to 607,701.23, 838,624.29 and 335,769.20 is: 463,359.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,701.23 : 838,624.29 = 335,769.20 : x
  2. Step 2: Convert to fraction form
    607,701.23/838,624.29 = 335,769.20/x
  3. Step 3: Cross multiply
    607,701.23x = 838,624.29 × 335,769.20
  4. Step 4: Simplify right side
    607,701.23x = 281,584,204,646.45
  5. Step 5: Solve for x
    x = 281,584,204,646.45/607,701.23
  6. Step 6: Final answer
    x = 463,359.61

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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.