Home / 382,570.19-573,357.06-238,416.78

Finding the Fourth Proportional to 382,570.19, 573,357.06 and 238,416.78

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Solution

The fourth proportional to 382,570.19, 573,357.06 and 238,416.78 is: 357,314.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,570.19 : 573,357.06 = 238,416.78 : x
  2. Step 2: Convert to fraction form
    382,570.19/573,357.06 = 238,416.78/x
  3. Step 3: Cross multiply
    382,570.19x = 573,357.06 × 238,416.78
  4. Step 4: Simplify right side
    382,570.19x = 136,697,944,035.47
  5. Step 5: Solve for x
    x = 136,697,944,035.47/382,570.19
  6. Step 6: Final answer
    x = 357,314.68

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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.