Home / 1,555,209.50-2,332,947.90-433,278.50

Finding the Fourth Proportional to 1,555,209.50, 2,332,947.90 and 433,278.50

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Solution

The fourth proportional to 1,555,209.50, 2,332,947.90 and 433,278.50 is: 649,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,209.50 : 2,332,947.90 = 433,278.50 : x
  2. Step 2: Convert to fraction form
    1,555,209.50/2,332,947.90 = 433,278.50/x
  3. Step 3: Cross multiply
    1,555,209.50x = 2,332,947.90 × 433,278.50
  4. Step 4: Simplify right side
    1,555,209.50x = 1,010,816,166,690.15
  5. Step 5: Solve for x
    x = 1,010,816,166,690.15/1,555,209.50
  6. Step 6: Final answer
    x = 649,954.98

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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.