Home / 882,243.40-1,323,909.42-408,840.52

Finding the Fourth Proportional to 882,243.40, 1,323,909.42 and 408,840.52

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Solution

The fourth proportional to 882,243.40, 1,323,909.42 and 408,840.52 is: 613,513.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,243.40 : 1,323,909.42 = 408,840.52 : x
  2. Step 2: Convert to fraction form
    882,243.40/1,323,909.42 = 408,840.52/x
  3. Step 3: Cross multiply
    882,243.40x = 1,323,909.42 × 408,840.52
  4. Step 4: Simplify right side
    882,243.40x = 541,267,815,705.70
  5. Step 5: Solve for x
    x = 541,267,815,705.70/882,243.40
  6. Step 6: Final answer
    x = 613,513.02

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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.