Home / 768,033.25-1,059,946.01-423,937.51

Finding the Fourth Proportional to 768,033.25, 1,059,946.01 and 423,937.51

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Solution

The fourth proportional to 768,033.25, 1,059,946.01 and 423,937.51 is: 585,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,033.25 : 1,059,946.01 = 423,937.51 : x
  2. Step 2: Convert to fraction form
    768,033.25/1,059,946.01 = 423,937.51/x
  3. Step 3: Cross multiply
    768,033.25x = 1,059,946.01 × 423,937.51
  4. Step 4: Simplify right side
    768,033.25x = 449,350,872,213.84
  5. Step 5: Solve for x
    x = 449,350,872,213.84/768,033.25
  6. Step 6: Final answer
    x = 585,066.95

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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.