Home / 955,946.87-1,433,920.34-356,954.79

Finding the Fourth Proportional to 955,946.87, 1,433,920.34 and 356,954.79

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Solution

The fourth proportional to 955,946.87, 1,433,920.34 and 356,954.79 is: 535,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,946.87 : 1,433,920.34 = 356,954.79 : x
  2. Step 2: Convert to fraction form
    955,946.87/1,433,920.34 = 356,954.79/x
  3. Step 3: Cross multiply
    955,946.87x = 1,433,920.34 × 356,954.79
  4. Step 4: Simplify right side
    955,946.87x = 511,844,733,841.43
  5. Step 5: Solve for x
    x = 511,844,733,841.43/955,946.87
  6. Step 6: Final answer
    x = 535,432.20

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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.