Home / 1,103,285.70-1,654,928.55-355,331.70

Finding the Fourth Proportional to 1,103,285.70, 1,654,928.55 and 355,331.70

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Solution

The fourth proportional to 1,103,285.70, 1,654,928.55 and 355,331.70 is: 532,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,285.70 : 1,654,928.55 = 355,331.70 : x
  2. Step 2: Convert to fraction form
    1,103,285.70/1,654,928.55 = 355,331.70/x
  3. Step 3: Cross multiply
    1,103,285.70x = 1,654,928.55 × 355,331.70
  4. Step 4: Simplify right side
    1,103,285.70x = 588,048,575,050.04
  5. Step 5: Solve for x
    x = 588,048,575,050.04/1,103,285.70
  6. Step 6: Final answer
    x = 532,997.55

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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.