Home / 1,161,852.80-1,742,780.55-363,138.53

Finding the Fourth Proportional to 1,161,852.80, 1,742,780.55 and 363,138.53

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Solution

The fourth proportional to 1,161,852.80, 1,742,780.55 and 363,138.53 is: 544,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,852.80 : 1,742,780.55 = 363,138.53 : x
  2. Step 2: Convert to fraction form
    1,161,852.80/1,742,780.55 = 363,138.53/x
  3. Step 3: Cross multiply
    1,161,852.80x = 1,742,780.55 × 363,138.53
  4. Step 4: Simplify right side
    1,161,852.80x = 632,870,758,325.69
  5. Step 5: Solve for x
    x = 632,870,758,325.69/1,161,852.80
  6. Step 6: Final answer
    x = 544,708.21

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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.