Home / 761,936.22-1,142,966.57-382,661.88

Finding the Fourth Proportional to 761,936.22, 1,142,966.57 and 382,661.88

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Solution

The fourth proportional to 761,936.22, 1,142,966.57 and 382,661.88 is: 574,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,936.22 : 1,142,966.57 = 382,661.88 : x
  2. Step 2: Convert to fraction form
    761,936.22/1,142,966.57 = 382,661.88/x
  3. Step 3: Cross multiply
    761,936.22x = 1,142,966.57 × 382,661.88
  4. Step 4: Simplify right side
    761,936.22x = 437,369,734,540.04
  5. Step 5: Solve for x
    x = 437,369,734,540.04/761,936.22
  6. Step 6: Final answer
    x = 574,024.08

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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.