Home / 382,829.10-573,602.13-270,322.53

Finding the Fourth Proportional to 382,829.10, 573,602.13 and 270,322.53

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Solution

The fourth proportional to 382,829.10, 573,602.13 and 270,322.53 is: 405,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,829.10 : 573,602.13 = 270,322.53 : x
  2. Step 2: Convert to fraction form
    382,829.10/573,602.13 = 270,322.53/x
  3. Step 3: Cross multiply
    382,829.10x = 573,602.13 × 270,322.53
  4. Step 4: Simplify right side
    382,829.10x = 155,057,578,994.99
  5. Step 5: Solve for x
    x = 155,057,578,994.99/382,829.10
  6. Step 6: Final answer
    x = 405,030.81

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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.