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Finding the Fourth Proportional to 607,847.49, 910,956.24 and 473,074.30

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Solution

The fourth proportional to 607,847.49, 910,956.24 and 473,074.30 is: 708,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,847.49 : 910,956.24 = 473,074.30 : x
  2. Step 2: Convert to fraction form
    607,847.49/910,956.24 = 473,074.30/x
  3. Step 3: Cross multiply
    607,847.49x = 910,956.24 × 473,074.30
  4. Step 4: Simplify right side
    607,847.49x = 430,949,986,707.33
  5. Step 5: Solve for x
    x = 430,949,986,707.33/607,847.49
  6. Step 6: Final answer
    x = 708,977.16

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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.