Home / 1,249,781.50-1,874,991.93-363,317.50

Finding the Fourth Proportional to 1,249,781.50, 1,874,991.93 and 363,317.50

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Solution

The fourth proportional to 1,249,781.50, 1,874,991.93 and 363,317.50 is: 545,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,781.50 : 1,874,991.93 = 363,317.50 : x
  2. Step 2: Convert to fraction form
    1,249,781.50/1,874,991.93 = 363,317.50/x
  3. Step 3: Cross multiply
    1,249,781.50x = 1,874,991.93 × 363,317.50
  4. Step 4: Simplify right side
    1,249,781.50x = 681,217,380,527.78
  5. Step 5: Solve for x
    x = 681,217,380,527.78/1,249,781.50
  6. Step 6: Final answer
    x = 545,069.18

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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.