Home / 1,555,300.80-2,332,951.20-433,369.80

Finding the Fourth Proportional to 1,555,300.80, 2,332,951.20 and 433,369.80

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Solution

The fourth proportional to 1,555,300.80, 2,332,951.20 and 433,369.80 is: 650,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,300.80 : 2,332,951.20 = 433,369.80 : x
  2. Step 2: Convert to fraction form
    1,555,300.80/2,332,951.20 = 433,369.80/x
  3. Step 3: Cross multiply
    1,555,300.80x = 2,332,951.20 × 433,369.80
  4. Step 4: Simplify right side
    1,555,300.80x = 1,011,030,594,953.76
  5. Step 5: Solve for x
    x = 1,011,030,594,953.76/1,555,300.80
  6. Step 6: Final answer
    x = 650,054.70

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Double scale
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Similar ratio
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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.