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Finding the Fourth Proportional to 452,952.04, 679,443.42 and 120,528.36

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Solution

The fourth proportional to 452,952.04, 679,443.42 and 120,528.36 is: 180,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,952.04 : 679,443.42 = 120,528.36 : x
  2. Step 2: Convert to fraction form
    452,952.04/679,443.42 = 120,528.36/x
  3. Step 3: Cross multiply
    452,952.04x = 679,443.42 × 120,528.36
  4. Step 4: Simplify right side
    452,952.04x = 81,892,201,125.39
  5. Step 5: Solve for x
    x = 81,892,201,125.39/452,952.04
  6. Step 6: Final answer
    x = 180,796.63

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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.