Home / 970,548.56-1,456,155.40-331,301.21

Finding the Fourth Proportional to 970,548.56, 1,456,155.40 and 331,301.21

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Solution

The fourth proportional to 970,548.56, 1,456,155.40 and 331,301.21 is: 497,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,548.56 : 1,456,155.40 = 331,301.21 : x
  2. Step 2: Convert to fraction form
    970,548.56/1,456,155.40 = 331,301.21/x
  3. Step 3: Cross multiply
    970,548.56x = 1,456,155.40 × 331,301.21
  4. Step 4: Simplify right side
    970,548.56x = 482,426,040,911.16
  5. Step 5: Solve for x
    x = 482,426,040,911.16/970,548.56
  6. Step 6: Final answer
    x = 497,065.33

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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.