Home / 946,207.40-1,419,311.10-448,543.40

Finding the Fourth Proportional to 946,207.40, 1,419,311.10 and 448,543.40

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Solution

The fourth proportional to 946,207.40, 1,419,311.10 and 448,543.40 is: 672,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,207.40 : 1,419,311.10 = 448,543.40 : x
  2. Step 2: Convert to fraction form
    946,207.40/1,419,311.10 = 448,543.40/x
  3. Step 3: Cross multiply
    946,207.40x = 1,419,311.10 × 448,543.40
  4. Step 4: Simplify right side
    946,207.40x = 636,622,626,451.74
  5. Step 5: Solve for x
    x = 636,622,626,451.74/946,207.40
  6. Step 6: Final answer
    x = 672,815.10

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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.