Home / 930,073.51-1,394,567.28-360,789.40

Finding the Fourth Proportional to 930,073.51, 1,394,567.28 and 360,789.40

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Solution

The fourth proportional to 930,073.51, 1,394,567.28 and 360,789.40 is: 540,973.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,073.51 : 1,394,567.28 = 360,789.40 : x
  2. Step 2: Convert to fraction form
    930,073.51/1,394,567.28 = 360,789.40/x
  3. Step 3: Cross multiply
    930,073.51x = 1,394,567.28 × 360,789.40
  4. Step 4: Simplify right side
    930,073.51x = 503,145,093,954.04
  5. Step 5: Solve for x
    x = 503,145,093,954.04/930,073.51
  6. Step 6: Final answer
    x = 540,973.47

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1.5x scale

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.