Home / 964,144.90-1,445,197.67-356,542.79

Finding the Fourth Proportional to 964,144.90, 1,445,197.67 and 356,542.79

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Solution

The fourth proportional to 964,144.90, 1,445,197.67 and 356,542.79 is: 534,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,144.90 : 1,445,197.67 = 356,542.79 : x
  2. Step 2: Convert to fraction form
    964,144.90/1,445,197.67 = 356,542.79/x
  3. Step 3: Cross multiply
    964,144.90x = 1,445,197.67 × 356,542.79
  4. Step 4: Simplify right side
    964,144.90x = 515,274,803,028.67
  5. Step 5: Solve for x
    x = 515,274,803,028.67/964,144.90
  6. Step 6: Final answer
    x = 534,437.10

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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.