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Finding the Fourth Proportional to 359,376.96, 539,065.44 and 201,716.16

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Solution

The fourth proportional to 359,376.96, 539,065.44 and 201,716.16 is: 302,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,376.96 : 539,065.44 = 201,716.16 : x
  2. Step 2: Convert to fraction form
    359,376.96/539,065.44 = 201,716.16/x
  3. Step 3: Cross multiply
    359,376.96x = 539,065.44 × 201,716.16
  4. Step 4: Simplify right side
    359,376.96x = 108,738,210,545.51
  5. Step 5: Solve for x
    x = 108,738,210,545.51/359,376.96
  6. Step 6: Final answer
    x = 302,574.24

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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.