Home / 822,048.40-1,234,339.80-448,800.40

Finding the Fourth Proportional to 822,048.40, 1,234,339.80 and 448,800.40

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Solution

The fourth proportional to 822,048.40, 1,234,339.80 and 448,800.40 is: 673,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,048.40 : 1,234,339.80 = 448,800.40 : x
  2. Step 2: Convert to fraction form
    822,048.40/1,234,339.80 = 448,800.40/x
  3. Step 3: Cross multiply
    822,048.40x = 1,234,339.80 × 448,800.40
  4. Step 4: Simplify right side
    822,048.40x = 553,972,195,975.92
  5. Step 5: Solve for x
    x = 553,972,195,975.92/822,048.40
  6. Step 6: Final answer
    x = 673,892.43

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Double scale
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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.