Home / 367,332.39-550,784.43-142,430.07

Finding the Fourth Proportional to 367,332.39, 550,784.43 and 142,430.07

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Solution

The fourth proportional to 367,332.39, 550,784.43 and 142,430.07 is: 213,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,332.39 : 550,784.43 = 142,430.07 : x
  2. Step 2: Convert to fraction form
    367,332.39/550,784.43 = 142,430.07/x
  3. Step 3: Cross multiply
    367,332.39x = 550,784.43 × 142,430.07
  4. Step 4: Simplify right side
    367,332.39x = 78,448,264,919.81
  5. Step 5: Solve for x
    x = 78,448,264,919.81/367,332.39
  6. Step 6: Final answer
    x = 213,562.07

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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.