Home / 347,441.13-520,482.96-239,351.43

Finding the Fourth Proportional to 347,441.13, 520,482.96 and 239,351.43

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Solution

The fourth proportional to 347,441.13, 520,482.96 and 239,351.43 is: 358,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,441.13 : 520,482.96 = 239,351.43 : x
  2. Step 2: Convert to fraction form
    347,441.13/520,482.96 = 239,351.43/x
  3. Step 3: Cross multiply
    347,441.13x = 520,482.96 × 239,351.43
  4. Step 4: Simplify right side
    347,441.13x = 124,578,341,254.59
  5. Step 5: Solve for x
    x = 124,578,341,254.59/347,441.13
  6. Step 6: Final answer
    x = 358,559.56

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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.