Home / 948,624.35-1,423,036.20-308,977.89

Finding the Fourth Proportional to 948,624.35, 1,423,036.20 and 308,977.89

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Solution

The fourth proportional to 948,624.35, 1,423,036.20 and 308,977.89 is: 463,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,624.35 : 1,423,036.20 = 308,977.89 : x
  2. Step 2: Convert to fraction form
    948,624.35/1,423,036.20 = 308,977.89/x
  3. Step 3: Cross multiply
    948,624.35x = 1,423,036.20 × 308,977.89
  4. Step 4: Simplify right side
    948,624.35x = 439,686,722,469.62
  5. Step 5: Solve for x
    x = 439,686,722,469.62/948,624.35
  6. Step 6: Final answer
    x = 463,499.30

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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.