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Finding the Fourth Proportional to 606,903.40, 875,060.64 and 606,903.40

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Solution

The fourth proportional to 606,903.40, 875,060.64 and 606,903.40 is: 875,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,903.40 : 875,060.64 = 606,903.40 : x
  2. Step 2: Convert to fraction form
    606,903.40/875,060.64 = 606,903.40/x
  3. Step 3: Cross multiply
    606,903.40x = 875,060.64 × 606,903.40
  4. Step 4: Simplify right side
    606,903.40x = 531,077,277,622.18
  5. Step 5: Solve for x
    x = 531,077,277,622.18/606,903.40
  6. Step 6: Final answer
    x = 875,060.64

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.