Home / 1,209,015.70-1,813,199.55-367,341.46

Finding the Fourth Proportional to 1,209,015.70, 1,813,199.55 and 367,341.46

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Solution

The fourth proportional to 1,209,015.70, 1,813,199.55 and 367,341.46 is: 550,913.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,015.70 : 1,813,199.55 = 367,341.46 : x
  2. Step 2: Convert to fraction form
    1,209,015.70/1,813,199.55 = 367,341.46/x
  3. Step 3: Cross multiply
    1,209,015.70x = 1,813,199.55 × 367,341.46
  4. Step 4: Simplify right side
    1,209,015.70x = 666,063,369,968.34
  5. Step 5: Solve for x
    x = 666,063,369,968.34/1,209,015.70
  6. Step 6: Final answer
    x = 550,913.75

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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.