Home / 610,683.04-842,843.42-338,838.40

Finding the Fourth Proportional to 610,683.04, 842,843.42 and 338,838.40

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Solution

The fourth proportional to 610,683.04, 842,843.42 and 338,838.40 is: 467,652.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,683.04 : 842,843.42 = 338,838.40 : x
  2. Step 2: Convert to fraction form
    610,683.04/842,843.42 = 338,838.40/x
  3. Step 3: Cross multiply
    610,683.04x = 842,843.42 × 338,838.40
  4. Step 4: Simplify right side
    610,683.04x = 285,587,715,883.33
  5. Step 5: Solve for x
    x = 285,587,715,883.33/610,683.04
  6. Step 6: Final answer
    x = 467,652.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.