Home / 886,948.30-1,330,292.85-255,796.30

Finding the Fourth Proportional to 886,948.30, 1,330,292.85 and 255,796.30

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Solution

The fourth proportional to 886,948.30, 1,330,292.85 and 255,796.30 is: 383,657.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,948.30 : 1,330,292.85 = 255,796.30 : x
  2. Step 2: Convert to fraction form
    886,948.30/1,330,292.85 = 255,796.30/x
  3. Step 3: Cross multiply
    886,948.30x = 1,330,292.85 × 255,796.30
  4. Step 4: Simplify right side
    886,948.30x = 340,283,988,946.46
  5. Step 5: Solve for x
    x = 340,283,988,946.46/886,948.30
  6. Step 6: Final answer
    x = 383,657.07

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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.